Ship OffscreenCanvas and Worker.requestAnimationFrame

Bug: 563816
Change-Id: I3939845a5c512f7a1975b2da7592595572cbc522
Reviewed-on: https://chromium-review.googlesource.com/1119156Reviewed-by: Chris Harrelson <chrishtr@chromium.org>
Reviewed-by: Justin Novosad <junov@chromium.org>
Commit-Queue: Fernando Serboncini <fserb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#571657}

third_party/WebKit/LayoutTests/virtual/stable/http/tests/serviceworker/webexposed/global-interface-listing-service-worker-expected.txt

@@ -51,6 +51,14 @@ interface CacheStorage
     method keys
     method match
     method open
+interface CanvasGradient
+    attribute @@toStringTag
+    method addColorStop
+    method constructor
+interface CanvasPattern
+    attribute @@toStringTag
+    method constructor
+    method setTransform
 interface Client
     attribute @@toStringTag
     getter frameType
@@ -398,6 +406,28 @@ interface FileReader : EventTarget
     setter onloadend
     setter onloadstart
     setter onprogress
+interface FontFace
+    attribute @@toStringTag
+    getter display
+    getter family
+    getter featureSettings
+    getter loaded
+    getter status
+    getter stretch
+    getter style
+    getter unicodeRange
+    getter variant
+    getter weight
+    method constructor
+    method load
+    setter display
+    setter family
+    setter featureSettings
+    setter stretch
+    setter style
+    setter unicodeRange
+    setter variant
+    setter weight
 interface FormData
     attribute @@toStringTag
     method @@iterator
@@ -645,6 +675,112 @@ interface NotificationEvent : ExtendableEvent
     getter action
     getter notification
     method constructor
+interface OffscreenCanvas : EventTarget
+    attribute @@toStringTag
+    getter height
+    getter width
+    method constructor
+    method convertToBlob
+    method getContext
+    method transferToImageBitmap
+    setter height
+    setter width
+interface OffscreenCanvasRenderingContext2D
+    attribute @@toStringTag
+    getter canvas
+    getter direction
+    getter fillStyle
+    getter filter
+    getter font
+    getter globalAlpha
+    getter globalCompositeOperation
+    getter imageSmoothingEnabled
+    getter imageSmoothingQuality
+    getter lineCap
+    getter lineDashOffset
+    getter lineJoin
+    getter lineWidth
+    getter miterLimit
+    getter shadowBlur
+    getter shadowColor
+    getter shadowOffsetX
+    getter shadowOffsetY
+    getter strokeStyle
+    getter textAlign
+    getter textBaseline
+    method arc
+    method arcTo
+    method beginPath
+    method bezierCurveTo
+    method clearRect
+    method clip
+    method closePath
+    method commit
+    method constructor
+    method createImageData
+    method createLinearGradient
+    method createPattern
+    method createRadialGradient
+    method drawImage
+    method ellipse
+    method fill
+    method fillRect
+    method fillText
+    method getImageData
+    method getLineDash
+    method isPointInPath
+    method isPointInStroke
+    method lineTo
+    method measureText
+    method moveTo
+    method putImageData
+    method quadraticCurveTo
+    method rect
+    method resetTransform
+    method restore
+    method rotate
+    method save
+    method scale
+    method setLineDash
+    method setTransform
+    method stroke
+    method strokeRect
+    method strokeText
+    method transform
+    method translate
+    setter direction
+    setter fillStyle
+    setter filter
+    setter font
+    setter globalAlpha
+    setter globalCompositeOperation
+    setter imageSmoothingEnabled
+    setter imageSmoothingQuality
+    setter lineCap
+    setter lineDashOffset
+    setter lineJoin
+    setter lineWidth
+    setter miterLimit
+    setter shadowBlur
+    setter shadowColor
+    setter shadowOffsetX
+    setter shadowOffsetY
+    setter strokeStyle
+    setter textAlign
+    setter textBaseline
+interface Path2D
+    attribute @@toStringTag
+    method addPath
+    method arc
+    method arcTo
+    method bezierCurveTo
+    method closePath
+    method constructor
+    method ellipse
+    method lineTo
+    method moveTo
+    method quadraticCurveTo
+    method rect
 interface Performance : EventTarget
     attribute @@toStringTag
     getter onresourcetimingbufferfull
@@ -918,6 +1054,1235 @@ interface URLSearchParams
     method sort
     method toString
     method values
+interface WebGL2RenderingContext
+    attribute @@toStringTag
+    attribute ACTIVE_ATTRIBUTES
+    attribute ACTIVE_TEXTURE
+    attribute ACTIVE_UNIFORMS
+    attribute ACTIVE_UNIFORM_BLOCKS
+    attribute ALIASED_LINE_WIDTH_RANGE
+    attribute ALIASED_POINT_SIZE_RANGE
+    attribute ALPHA
+    attribute ALPHA_BITS
+    attribute ALREADY_SIGNALED
+    attribute ALWAYS
+    attribute ANY_SAMPLES_PASSED
+    attribute ANY_SAMPLES_PASSED_CONSERVATIVE
+    attribute ARRAY_BUFFER
+    attribute ARRAY_BUFFER_BINDING
+    attribute ATTACHED_SHADERS
+    attribute BACK
+    attribute BLEND
+    attribute BLEND_COLOR
+    attribute BLEND_DST_ALPHA
+    attribute BLEND_DST_RGB
+    attribute BLEND_EQUATION
+    attribute BLEND_EQUATION_ALPHA
+    attribute BLEND_EQUATION_RGB
+    attribute BLEND_SRC_ALPHA
+    attribute BLEND_SRC_RGB
+    attribute BLUE_BITS
+    attribute BOOL
+    attribute BOOL_VEC2
+    attribute BOOL_VEC3
+    attribute BOOL_VEC4
+    attribute BROWSER_DEFAULT_WEBGL
+    attribute BUFFER_SIZE
+    attribute BUFFER_USAGE
+    attribute BYTE
+    attribute CCW
+    attribute CLAMP_TO_EDGE
+    attribute COLOR
+    attribute COLOR_ATTACHMENT0
+    attribute COLOR_ATTACHMENT1
+    attribute COLOR_ATTACHMENT10
+    attribute COLOR_ATTACHMENT11
+    attribute COLOR_ATTACHMENT12
+    attribute COLOR_ATTACHMENT13
+    attribute COLOR_ATTACHMENT14
+    attribute COLOR_ATTACHMENT15
+    attribute COLOR_ATTACHMENT2
+    attribute COLOR_ATTACHMENT3
+    attribute COLOR_ATTACHMENT4
+    attribute COLOR_ATTACHMENT5
+    attribute COLOR_ATTACHMENT6
+    attribute COLOR_ATTACHMENT7
+    attribute COLOR_ATTACHMENT8
+    attribute COLOR_ATTACHMENT9
+    attribute COLOR_BUFFER_BIT
+    attribute COLOR_CLEAR_VALUE
+    attribute COLOR_WRITEMASK
+    attribute COMPARE_REF_TO_TEXTURE
+    attribute COMPILE_STATUS
+    attribute COMPRESSED_TEXTURE_FORMATS
+    attribute CONDITION_SATISFIED
+    attribute CONSTANT_ALPHA
+    attribute CONSTANT_COLOR
+    attribute CONTEXT_LOST_WEBGL
+    attribute COPY_READ_BUFFER
+    attribute COPY_READ_BUFFER_BINDING
+    attribute COPY_WRITE_BUFFER
+    attribute COPY_WRITE_BUFFER_BINDING
+    attribute CULL_FACE
+    attribute CULL_FACE_MODE
+    attribute CURRENT_PROGRAM
+    attribute CURRENT_QUERY
+    attribute CURRENT_VERTEX_ATTRIB
+    attribute CW
+    attribute DECR
+    attribute DECR_WRAP
+    attribute DELETE_STATUS
+    attribute DEPTH
+    attribute DEPTH24_STENCIL8
+    attribute DEPTH32F_STENCIL8
+    attribute DEPTH_ATTACHMENT
+    attribute DEPTH_BITS
+    attribute DEPTH_BUFFER_BIT
+    attribute DEPTH_CLEAR_VALUE
+    attribute DEPTH_COMPONENT
+    attribute DEPTH_COMPONENT16
+    attribute DEPTH_COMPONENT24
+    attribute DEPTH_COMPONENT32F
+    attribute DEPTH_FUNC
+    attribute DEPTH_RANGE
+    attribute DEPTH_STENCIL
+    attribute DEPTH_STENCIL_ATTACHMENT
+    attribute DEPTH_TEST
+    attribute DEPTH_WRITEMASK
+    attribute DITHER
+    attribute DONT_CARE
+    attribute DRAW_BUFFER0
+    attribute DRAW_BUFFER1
+    attribute DRAW_BUFFER10
+    attribute DRAW_BUFFER11
+    attribute DRAW_BUFFER12
+    attribute DRAW_BUFFER13
+    attribute DRAW_BUFFER14
+    attribute DRAW_BUFFER15
+    attribute DRAW_BUFFER2
+    attribute DRAW_BUFFER3
+    attribute DRAW_BUFFER4
+    attribute DRAW_BUFFER5
+    attribute DRAW_BUFFER6
+    attribute DRAW_BUFFER7
+    attribute DRAW_BUFFER8
+    attribute DRAW_BUFFER9
+    attribute DRAW_FRAMEBUFFER
+    attribute DRAW_FRAMEBUFFER_BINDING
+    attribute DST_ALPHA
+    attribute DST_COLOR
+    attribute DYNAMIC_COPY
+    attribute DYNAMIC_DRAW
+    attribute DYNAMIC_READ
+    attribute ELEMENT_ARRAY_BUFFER
+    attribute ELEMENT_ARRAY_BUFFER_BINDING
+    attribute EQUAL
+    attribute FASTEST
+    attribute FLOAT
+    attribute FLOAT_32_UNSIGNED_INT_24_8_REV
+    attribute FLOAT_MAT2
+    attribute FLOAT_MAT2x3
+    attribute FLOAT_MAT2x4
+    attribute FLOAT_MAT3
+    attribute FLOAT_MAT3x2
+    attribute FLOAT_MAT3x4
+    attribute FLOAT_MAT4
+    attribute FLOAT_MAT4x2
+    attribute FLOAT_MAT4x3
+    attribute FLOAT_VEC2
+    attribute FLOAT_VEC3
+    attribute FLOAT_VEC4
+    attribute FRAGMENT_SHADER
+    attribute FRAGMENT_SHADER_DERIVATIVE_HINT
+    attribute FRAMEBUFFER
+    attribute FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE
+    attribute FRAMEBUFFER_ATTACHMENT_BLUE_SIZE
+    attribute FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING
+    attribute FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE
+    attribute FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE
+    attribute FRAMEBUFFER_ATTACHMENT_GREEN_SIZE
+    attribute FRAMEBUFFER_ATTACHMENT_OBJECT_NAME
+    attribute FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE
+    attribute FRAMEBUFFER_ATTACHMENT_RED_SIZE
+    attribute FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE
+    attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE
+    attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER
+    attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL
+    attribute FRAMEBUFFER_BINDING
+    attribute FRAMEBUFFER_COMPLETE
+    attribute FRAMEBUFFER_DEFAULT
+    attribute FRAMEBUFFER_INCOMPLETE_ATTACHMENT
+    attribute FRAMEBUFFER_INCOMPLETE_DIMENSIONS
+    attribute FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT
+    attribute FRAMEBUFFER_INCOMPLETE_MULTISAMPLE
+    attribute FRAMEBUFFER_UNSUPPORTED
+    attribute FRONT
+    attribute FRONT_AND_BACK
+    attribute FRONT_FACE
+    attribute FUNC_ADD
+    attribute FUNC_REVERSE_SUBTRACT
+    attribute FUNC_SUBTRACT
+    attribute GENERATE_MIPMAP_HINT
+    attribute GEQUAL
+    attribute GREATER
+    attribute GREEN_BITS
+    attribute HALF_FLOAT
+    attribute HIGH_FLOAT
+    attribute HIGH_INT
+    attribute IMPLEMENTATION_COLOR_READ_FORMAT
+    attribute IMPLEMENTATION_COLOR_READ_TYPE
+    attribute INCR
+    attribute INCR_WRAP
+    attribute INT
+    attribute INTERLEAVED_ATTRIBS
+    attribute INT_2_10_10_10_REV
+    attribute INT_SAMPLER_2D
+    attribute INT_SAMPLER_2D_ARRAY
+    attribute INT_SAMPLER_3D
+    attribute INT_SAMPLER_CUBE
+    attribute INT_VEC2
+    attribute INT_VEC3
+    attribute INT_VEC4
+    attribute INVALID_ENUM
+    attribute INVALID_FRAMEBUFFER_OPERATION
+    attribute INVALID_INDEX
+    attribute INVALID_OPERATION
+    attribute INVALID_VALUE
+    attribute INVERT
+    attribute KEEP
+    attribute LEQUAL
+    attribute LESS
+    attribute LINEAR
+    attribute LINEAR_MIPMAP_LINEAR
+    attribute LINEAR_MIPMAP_NEAREST
+    attribute LINES
+    attribute LINE_LOOP
+    attribute LINE_STRIP
+    attribute LINE_WIDTH
+    attribute LINK_STATUS
+    attribute LOW_FLOAT
+    attribute LOW_INT
+    attribute LUMINANCE
+    attribute LUMINANCE_ALPHA
+    attribute MAX
+    attribute MAX_3D_TEXTURE_SIZE
+    attribute MAX_ARRAY_TEXTURE_LAYERS
+    attribute MAX_CLIENT_WAIT_TIMEOUT_WEBGL
+    attribute MAX_COLOR_ATTACHMENTS
+    attribute MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS
+    attribute MAX_COMBINED_TEXTURE_IMAGE_UNITS
+    attribute MAX_COMBINED_UNIFORM_BLOCKS
+    attribute MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS
+    attribute MAX_CUBE_MAP_TEXTURE_SIZE
+    attribute MAX_DRAW_BUFFERS
+    attribute MAX_ELEMENTS_INDICES
+    attribute MAX_ELEMENTS_VERTICES
+    attribute MAX_ELEMENT_INDEX
+    attribute MAX_FRAGMENT_INPUT_COMPONENTS
+    attribute MAX_FRAGMENT_UNIFORM_BLOCKS
+    attribute MAX_FRAGMENT_UNIFORM_COMPONENTS
+    attribute MAX_FRAGMENT_UNIFORM_VECTORS
+    attribute MAX_PROGRAM_TEXEL_OFFSET
+    attribute MAX_RENDERBUFFER_SIZE
+    attribute MAX_SAMPLES
+    attribute MAX_SERVER_WAIT_TIMEOUT
+    attribute MAX_TEXTURE_IMAGE_UNITS
+    attribute MAX_TEXTURE_LOD_BIAS
+    attribute MAX_TEXTURE_SIZE
+    attribute MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS
+    attribute MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS
+    attribute MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS
+    attribute MAX_UNIFORM_BLOCK_SIZE
+    attribute MAX_UNIFORM_BUFFER_BINDINGS
+    attribute MAX_VARYING_COMPONENTS
+    attribute MAX_VARYING_VECTORS
+    attribute MAX_VERTEX_ATTRIBS
+    attribute MAX_VERTEX_OUTPUT_COMPONENTS
+    attribute MAX_VERTEX_TEXTURE_IMAGE_UNITS
+    attribute MAX_VERTEX_UNIFORM_BLOCKS
+    attribute MAX_VERTEX_UNIFORM_COMPONENTS
+    attribute MAX_VERTEX_UNIFORM_VECTORS
+    attribute MAX_VIEWPORT_DIMS
+    attribute MEDIUM_FLOAT
+    attribute MEDIUM_INT
+    attribute MIN
+    attribute MIN_PROGRAM_TEXEL_OFFSET
+    attribute MIRRORED_REPEAT
+    attribute NEAREST
+    attribute NEAREST_MIPMAP_LINEAR
+    attribute NEAREST_MIPMAP_NEAREST
+    attribute NEVER
+    attribute NICEST
+    attribute NONE
+    attribute NOTEQUAL
+    attribute NO_ERROR
+    attribute OBJECT_TYPE
+    attribute ONE
+    attribute ONE_MINUS_CONSTANT_ALPHA
+    attribute ONE_MINUS_CONSTANT_COLOR
+    attribute ONE_MINUS_DST_ALPHA
+    attribute ONE_MINUS_DST_COLOR
+    attribute ONE_MINUS_SRC_ALPHA
+    attribute ONE_MINUS_SRC_COLOR
+    attribute OUT_OF_MEMORY
+    attribute PACK_ALIGNMENT
+    attribute PACK_ROW_LENGTH
+    attribute PACK_SKIP_PIXELS
+    attribute PACK_SKIP_ROWS
+    attribute PIXEL_PACK_BUFFER
+    attribute PIXEL_PACK_BUFFER_BINDING
+    attribute PIXEL_UNPACK_BUFFER
+    attribute PIXEL_UNPACK_BUFFER_BINDING
+    attribute POINTS
+    attribute POLYGON_OFFSET_FACTOR
+    attribute POLYGON_OFFSET_FILL
+    attribute POLYGON_OFFSET_UNITS
+    attribute QUERY_RESULT
+    attribute QUERY_RESULT_AVAILABLE
+    attribute R11F_G11F_B10F
+    attribute R16F
+    attribute R16I
+    attribute R16UI
+    attribute R32F
+    attribute R32I
+    attribute R32UI
+    attribute R8
+    attribute R8I
+    attribute R8UI
+    attribute R8_SNORM
+    attribute RASTERIZER_DISCARD
+    attribute READ_BUFFER
+    attribute READ_FRAMEBUFFER
+    attribute READ_FRAMEBUFFER_BINDING
+    attribute RED
+    attribute RED_BITS
+    attribute RED_INTEGER
+    attribute RENDERBUFFER
+    attribute RENDERBUFFER_ALPHA_SIZE
+    attribute RENDERBUFFER_BINDING
+    attribute RENDERBUFFER_BLUE_SIZE
+    attribute RENDERBUFFER_DEPTH_SIZE
+    attribute RENDERBUFFER_GREEN_SIZE
+    attribute RENDERBUFFER_HEIGHT
+    attribute RENDERBUFFER_INTERNAL_FORMAT
+    attribute RENDERBUFFER_RED_SIZE
+    attribute RENDERBUFFER_SAMPLES
+    attribute RENDERBUFFER_STENCIL_SIZE
+    attribute RENDERBUFFER_WIDTH
+    attribute RENDERER
+    attribute REPEAT
+    attribute REPLACE
+    attribute RG
+    attribute RG16F
+    attribute RG16I
+    attribute RG16UI
+    attribute RG32F
+    attribute RG32I
+    attribute RG32UI
+    attribute RG8
+    attribute RG8I
+    attribute RG8UI
+    attribute RG8_SNORM
+    attribute RGB
+    attribute RGB10_A2
+    attribute RGB10_A2UI
+    attribute RGB16F
+    attribute RGB16I
+    attribute RGB16UI
+    attribute RGB32F
+    attribute RGB32I
+    attribute RGB32UI
+    attribute RGB565
+    attribute RGB5_A1
+    attribute RGB8
+    attribute RGB8I
+    attribute RGB8UI
+    attribute RGB8_SNORM
+    attribute RGB9_E5
+    attribute RGBA
+    attribute RGBA16F
+    attribute RGBA16I
+    attribute RGBA16UI
+    attribute RGBA32F
+    attribute RGBA32I
+    attribute RGBA32UI
+    attribute RGBA4
+    attribute RGBA8
+    attribute RGBA8I
+    attribute RGBA8UI
+    attribute RGBA8_SNORM
+    attribute RGBA_INTEGER
+    attribute RGB_INTEGER
+    attribute RG_INTEGER
+    attribute SAMPLER_2D
+    attribute SAMPLER_2D_ARRAY
+    attribute SAMPLER_2D_ARRAY_SHADOW
+    attribute SAMPLER_2D_SHADOW
+    attribute SAMPLER_3D
+    attribute SAMPLER_BINDING
+    attribute SAMPLER_CUBE
+    attribute SAMPLER_CUBE_SHADOW
+    attribute SAMPLES
+    attribute SAMPLE_ALPHA_TO_COVERAGE
+    attribute SAMPLE_BUFFERS
+    attribute SAMPLE_COVERAGE
+    attribute SAMPLE_COVERAGE_INVERT
+    attribute SAMPLE_COVERAGE_VALUE
+    attribute SCISSOR_BOX
+    attribute SCISSOR_TEST
+    attribute SEPARATE_ATTRIBS
+    attribute SHADER_TYPE
+    attribute SHADING_LANGUAGE_VERSION
+    attribute SHORT
+    attribute SIGNALED
+    attribute SIGNED_NORMALIZED
+    attribute SRC_ALPHA
+    attribute SRC_ALPHA_SATURATE
+    attribute SRC_COLOR
+    attribute SRGB
+    attribute SRGB8
+    attribute SRGB8_ALPHA8
+    attribute STATIC_COPY
+    attribute STATIC_DRAW
+    attribute STATIC_READ
+    attribute STENCIL
+    attribute STENCIL_ATTACHMENT
+    attribute STENCIL_BACK_FAIL
+    attribute STENCIL_BACK_FUNC
+    attribute STENCIL_BACK_PASS_DEPTH_FAIL
+    attribute STENCIL_BACK_PASS_DEPTH_PASS
+    attribute STENCIL_BACK_REF
+    attribute STENCIL_BACK_VALUE_MASK
+    attribute STENCIL_BACK_WRITEMASK
+    attribute STENCIL_BITS
+    attribute STENCIL_BUFFER_BIT
+    attribute STENCIL_CLEAR_VALUE
+    attribute STENCIL_FAIL
+    attribute STENCIL_FUNC
+    attribute STENCIL_INDEX8
+    attribute STENCIL_PASS_DEPTH_FAIL
+    attribute STENCIL_PASS_DEPTH_PASS
+    attribute STENCIL_REF
+    attribute STENCIL_TEST
+    attribute STENCIL_VALUE_MASK
+    attribute STENCIL_WRITEMASK
+    attribute STREAM_COPY
+    attribute STREAM_DRAW
+    attribute STREAM_READ
+    attribute SUBPIXEL_BITS
+    attribute SYNC_CONDITION
+    attribute SYNC_FENCE
+    attribute SYNC_FLAGS
+    attribute SYNC_FLUSH_COMMANDS_BIT
+    attribute SYNC_GPU_COMMANDS_COMPLETE
+    attribute SYNC_STATUS
+    attribute TEXTURE
+    attribute TEXTURE0
+    attribute TEXTURE1
+    attribute TEXTURE10
+    attribute TEXTURE11
+    attribute TEXTURE12
+    attribute TEXTURE13
+    attribute TEXTURE14
+    attribute TEXTURE15
+    attribute TEXTURE16
+    attribute TEXTURE17
+    attribute TEXTURE18
+    attribute TEXTURE19
+    attribute TEXTURE2
+    attribute TEXTURE20
+    attribute TEXTURE21
+    attribute TEXTURE22
+    attribute TEXTURE23
+    attribute TEXTURE24
+    attribute TEXTURE25
+    attribute TEXTURE26
+    attribute TEXTURE27
+    attribute TEXTURE28
+    attribute TEXTURE29
+    attribute TEXTURE3
+    attribute TEXTURE30
+    attribute TEXTURE31
+    attribute TEXTURE4
+    attribute TEXTURE5
+    attribute TEXTURE6
+    attribute TEXTURE7
+    attribute TEXTURE8
+    attribute TEXTURE9
+    attribute TEXTURE_2D
+    attribute TEXTURE_2D_ARRAY
+    attribute TEXTURE_3D
+    attribute TEXTURE_BASE_LEVEL
+    attribute TEXTURE_BINDING_2D
+    attribute TEXTURE_BINDING_2D_ARRAY
+    attribute TEXTURE_BINDING_3D
+    attribute TEXTURE_BINDING_CUBE_MAP
+    attribute TEXTURE_COMPARE_FUNC
+    attribute TEXTURE_COMPARE_MODE
+    attribute TEXTURE_CUBE_MAP
+    attribute TEXTURE_CUBE_MAP_NEGATIVE_X
+    attribute TEXTURE_CUBE_MAP_NEGATIVE_Y
+    attribute TEXTURE_CUBE_MAP_NEGATIVE_Z
+    attribute TEXTURE_CUBE_MAP_POSITIVE_X
+    attribute TEXTURE_CUBE_MAP_POSITIVE_Y
+    attribute TEXTURE_CUBE_MAP_POSITIVE_Z
+    attribute TEXTURE_IMMUTABLE_FORMAT
+    attribute TEXTURE_IMMUTABLE_LEVELS
+    attribute TEXTURE_MAG_FILTER
+    attribute TEXTURE_MAX_LEVEL
+    attribute TEXTURE_MAX_LOD
+    attribute TEXTURE_MIN_FILTER
+    attribute TEXTURE_MIN_LOD
+    attribute TEXTURE_WRAP_R
+    attribute TEXTURE_WRAP_S
+    attribute TEXTURE_WRAP_T
+    attribute TIMEOUT_EXPIRED
+    attribute TIMEOUT_IGNORED
+    attribute TRANSFORM_FEEDBACK
+    attribute TRANSFORM_FEEDBACK_ACTIVE
+    attribute TRANSFORM_FEEDBACK_BINDING
+    attribute TRANSFORM_FEEDBACK_BUFFER
+    attribute TRANSFORM_FEEDBACK_BUFFER_BINDING
+    attribute TRANSFORM_FEEDBACK_BUFFER_MODE
+    attribute TRANSFORM_FEEDBACK_BUFFER_SIZE
+    attribute TRANSFORM_FEEDBACK_BUFFER_START
+    attribute TRANSFORM_FEEDBACK_PAUSED
+    attribute TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
+    attribute TRANSFORM_FEEDBACK_VARYINGS
+    attribute TRIANGLES
+    attribute TRIANGLE_FAN
+    attribute TRIANGLE_STRIP
+    attribute UNIFORM_ARRAY_STRIDE
+    attribute UNIFORM_BLOCK_ACTIVE_UNIFORMS
+    attribute UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES
+    attribute UNIFORM_BLOCK_BINDING
+    attribute UNIFORM_BLOCK_DATA_SIZE
+    attribute UNIFORM_BLOCK_INDEX
+    attribute UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER
+    attribute UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER
+    attribute UNIFORM_BUFFER
+    attribute UNIFORM_BUFFER_BINDING
+    attribute UNIFORM_BUFFER_OFFSET_ALIGNMENT
+    attribute UNIFORM_BUFFER_SIZE
+    attribute UNIFORM_BUFFER_START
+    attribute UNIFORM_IS_ROW_MAJOR
+    attribute UNIFORM_MATRIX_STRIDE
+    attribute UNIFORM_OFFSET
+    attribute UNIFORM_SIZE
+    attribute UNIFORM_TYPE
+    attribute UNPACK_ALIGNMENT
+    attribute UNPACK_COLORSPACE_CONVERSION_WEBGL
+    attribute UNPACK_FLIP_Y_WEBGL
+    attribute UNPACK_IMAGE_HEIGHT
+    attribute UNPACK_PREMULTIPLY_ALPHA_WEBGL
+    attribute UNPACK_ROW_LENGTH
+    attribute UNPACK_SKIP_IMAGES
+    attribute UNPACK_SKIP_PIXELS
+    attribute UNPACK_SKIP_ROWS
+    attribute UNSIGNALED
+    attribute UNSIGNED_BYTE
+    attribute UNSIGNED_INT
+    attribute UNSIGNED_INT_10F_11F_11F_REV
+    attribute UNSIGNED_INT_24_8
+    attribute UNSIGNED_INT_2_10_10_10_REV
+    attribute UNSIGNED_INT_5_9_9_9_REV
+    attribute UNSIGNED_INT_SAMPLER_2D
+    attribute UNSIGNED_INT_SAMPLER_2D_ARRAY
+    attribute UNSIGNED_INT_SAMPLER_3D
+    attribute UNSIGNED_INT_SAMPLER_CUBE
+    attribute UNSIGNED_INT_VEC2
+    attribute UNSIGNED_INT_VEC3
+    attribute UNSIGNED_INT_VEC4
+    attribute UNSIGNED_NORMALIZED
+    attribute UNSIGNED_SHORT
+    attribute UNSIGNED_SHORT_4_4_4_4
+    attribute UNSIGNED_SHORT_5_5_5_1
+    attribute UNSIGNED_SHORT_5_6_5
+    attribute VALIDATE_STATUS
+    attribute VENDOR
+    attribute VERSION
+    attribute VERTEX_ARRAY_BINDING
+    attribute VERTEX_ATTRIB_ARRAY_BUFFER_BINDING
+    attribute VERTEX_ATTRIB_ARRAY_DIVISOR
+    attribute VERTEX_ATTRIB_ARRAY_ENABLED
+    attribute VERTEX_ATTRIB_ARRAY_INTEGER
+    attribute VERTEX_ATTRIB_ARRAY_NORMALIZED
+    attribute VERTEX_ATTRIB_ARRAY_POINTER
+    attribute VERTEX_ATTRIB_ARRAY_SIZE
+    attribute VERTEX_ATTRIB_ARRAY_STRIDE
+    attribute VERTEX_ATTRIB_ARRAY_TYPE
+    attribute VERTEX_SHADER
+    attribute VIEWPORT
+    attribute WAIT_FAILED
+    attribute ZERO
+    getter canvas
+    getter drawingBufferHeight
+    getter drawingBufferWidth
+    method activeTexture
+    method attachShader
+    method beginQuery
+    method beginTransformFeedback
+    method bindAttribLocation
+    method bindBuffer
+    method bindBufferBase
+    method bindBufferRange
+    method bindFramebuffer
+    method bindRenderbuffer
+    method bindSampler
+    method bindTexture
+    method bindTransformFeedback
+    method bindVertexArray
+    method blendColor
+    method blendEquation
+    method blendEquationSeparate
+    method blendFunc
+    method blendFuncSeparate
+    method blitFramebuffer
+    method bufferData
+    method bufferSubData
+    method checkFramebufferStatus
+    method clear
+    method clearBufferfi
+    method clearBufferfv
+    method clearBufferiv
+    method clearBufferuiv
+    method clearColor
+    method clearDepth
+    method clearStencil
+    method clientWaitSync
+    method colorMask
+    method commit
+    method compileShader
+    method compressedTexImage2D
+    method compressedTexImage3D
+    method compressedTexSubImage2D
+    method compressedTexSubImage3D
+    method constructor
+    method copyBufferSubData
+    method copyTexImage2D
+    method copyTexSubImage2D
+    method copyTexSubImage3D
+    method createBuffer
+    method createFramebuffer
+    method createProgram
+    method createQuery
+    method createRenderbuffer
+    method createSampler
+    method createShader
+    method createTexture
+    method createTransformFeedback
+    method createVertexArray
+    method cullFace
+    method deleteBuffer
+    method deleteFramebuffer
+    method deleteProgram
+    method deleteQuery
+    method deleteRenderbuffer
+    method deleteSampler
+    method deleteShader
+    method deleteSync
+    method deleteTexture
+    method deleteTransformFeedback
+    method deleteVertexArray
+    method depthFunc
+    method depthMask
+    method depthRange
+    method detachShader
+    method disable
+    method disableVertexAttribArray
+    method drawArrays
+    method drawArraysInstanced
+    method drawBuffers
+    method drawElements
+    method drawElementsInstanced
+    method drawRangeElements
+    method enable
+    method enableVertexAttribArray
+    method endQuery
+    method endTransformFeedback
+    method fenceSync
+    method finish
+    method flush
+    method framebufferRenderbuffer
+    method framebufferTexture2D
+    method framebufferTextureLayer
+    method frontFace
+    method generateMipmap
+    method getActiveAttrib
+    method getActiveUniform
+    method getActiveUniformBlockName
+    method getActiveUniformBlockParameter
+    method getActiveUniforms
+    method getAttachedShaders
+    method getAttribLocation
+    method getBufferParameter
+    method getBufferSubData
+    method getContextAttributes
+    method getError
+    method getExtension
+    method getFragDataLocation
+    method getFramebufferAttachmentParameter
+    method getIndexedParameter
+    method getInternalformatParameter
+    method getParameter
+    method getProgramInfoLog
+    method getProgramParameter
+    method getQuery
+    method getQueryParameter
+    method getRenderbufferParameter
+    method getSamplerParameter
+    method getShaderInfoLog
+    method getShaderParameter
+    method getShaderPrecisionFormat
+    method getShaderSource
+    method getSupportedExtensions
+    method getSyncParameter
+    method getTexParameter
+    method getTransformFeedbackVarying
+    method getUniform
+    method getUniformBlockIndex
+    method getUniformIndices
+    method getUniformLocation
+    method getVertexAttrib
+    method getVertexAttribOffset
+    method hint
+    method invalidateFramebuffer
+    method invalidateSubFramebuffer
+    method isBuffer
+    method isContextLost
+    method isEnabled
+    method isFramebuffer
+    method isProgram
+    method isQuery
+    method isRenderbuffer
+    method isSampler
+    method isShader
+    method isSync
+    method isTexture
+    method isTransformFeedback
+    method isVertexArray
+    method lineWidth
+    method linkProgram
+    method pauseTransformFeedback
+    method pixelStorei
+    method polygonOffset
+    method readBuffer
+    method readPixels
+    method renderbufferStorage
+    method renderbufferStorageMultisample
+    method resumeTransformFeedback
+    method sampleCoverage
+    method samplerParameterf
+    method samplerParameteri
+    method scissor
+    method shaderSource
+    method stencilFunc
+    method stencilFuncSeparate
+    method stencilMask
+    method stencilMaskSeparate
+    method stencilOp
+    method stencilOpSeparate
+    method texImage2D
+    method texImage3D
+    method texParameterf
+    method texParameteri
+    method texStorage2D
+    method texStorage3D
+    method texSubImage2D
+    method texSubImage3D
+    method transformFeedbackVaryings
+    method uniform1f
+    method uniform1fv
+    method uniform1i
+    method uniform1iv
+    method uniform1ui
+    method uniform1uiv
+    method uniform2f
+    method uniform2fv
+    method uniform2i
+    method uniform2iv
+    method uniform2ui
+    method uniform2uiv
+    method uniform3f
+    method uniform3fv
+    method uniform3i
+    method uniform3iv
+    method uniform3ui
+    method uniform3uiv
+    method uniform4f
+    method uniform4fv
+    method uniform4i
+    method uniform4iv
+    method uniform4ui
+    method uniform4uiv
+    method uniformBlockBinding
+    method uniformMatrix2fv
+    method uniformMatrix2x3fv
+    method uniformMatrix2x4fv
+    method uniformMatrix3fv
+    method uniformMatrix3x2fv
+    method uniformMatrix3x4fv
+    method uniformMatrix4fv
+    method uniformMatrix4x2fv
+    method uniformMatrix4x3fv
+    method useProgram
+    method validateProgram
+    method vertexAttrib1f
+    method vertexAttrib1fv
+    method vertexAttrib2f
+    method vertexAttrib2fv
+    method vertexAttrib3f
+    method vertexAttrib3fv
+    method vertexAttrib4f
+    method vertexAttrib4fv
+    method vertexAttribDivisor
+    method vertexAttribI4i
+    method vertexAttribI4iv
+    method vertexAttribI4ui
+    method vertexAttribI4uiv
+    method vertexAttribIPointer
+    method vertexAttribPointer
+    method viewport
+    method waitSync
+interface WebGLRenderingContext
+    attribute @@toStringTag
+    attribute ACTIVE_ATTRIBUTES
+    attribute ACTIVE_TEXTURE
+    attribute ACTIVE_UNIFORMS
+    attribute ALIASED_LINE_WIDTH_RANGE
+    attribute ALIASED_POINT_SIZE_RANGE
+    attribute ALPHA
+    attribute ALPHA_BITS
+    attribute ALWAYS
+    attribute ARRAY_BUFFER
+    attribute ARRAY_BUFFER_BINDING
+    attribute ATTACHED_SHADERS
+    attribute BACK
+    attribute BLEND
+    attribute BLEND_COLOR
+    attribute BLEND_DST_ALPHA
+    attribute BLEND_DST_RGB
+    attribute BLEND_EQUATION
+    attribute BLEND_EQUATION_ALPHA
+    attribute BLEND_EQUATION_RGB
+    attribute BLEND_SRC_ALPHA
+    attribute BLEND_SRC_RGB
+    attribute BLUE_BITS
+    attribute BOOL
+    attribute BOOL_VEC2
+    attribute BOOL_VEC3
+    attribute BOOL_VEC4
+    attribute BROWSER_DEFAULT_WEBGL
+    attribute BUFFER_SIZE
+    attribute BUFFER_USAGE
+    attribute BYTE
+    attribute CCW
+    attribute CLAMP_TO_EDGE
+    attribute COLOR_ATTACHMENT0
+    attribute COLOR_BUFFER_BIT
+    attribute COLOR_CLEAR_VALUE
+    attribute COLOR_WRITEMASK
+    attribute COMPILE_STATUS
+    attribute COMPRESSED_TEXTURE_FORMATS
+    attribute CONSTANT_ALPHA
+    attribute CONSTANT_COLOR
+    attribute CONTEXT_LOST_WEBGL
+    attribute CULL_FACE
+    attribute CULL_FACE_MODE
+    attribute CURRENT_PROGRAM
+    attribute CURRENT_VERTEX_ATTRIB
+    attribute CW
+    attribute DECR
+    attribute DECR_WRAP
+    attribute DELETE_STATUS
+    attribute DEPTH_ATTACHMENT
+    attribute DEPTH_BITS
+    attribute DEPTH_BUFFER_BIT
+    attribute DEPTH_CLEAR_VALUE
+    attribute DEPTH_COMPONENT
+    attribute DEPTH_COMPONENT16
+    attribute DEPTH_FUNC
+    attribute DEPTH_RANGE
+    attribute DEPTH_STENCIL
+    attribute DEPTH_STENCIL_ATTACHMENT
+    attribute DEPTH_TEST
+    attribute DEPTH_WRITEMASK
+    attribute DITHER
+    attribute DONT_CARE
+    attribute DST_ALPHA
+    attribute DST_COLOR
+    attribute DYNAMIC_DRAW
+    attribute ELEMENT_ARRAY_BUFFER
+    attribute ELEMENT_ARRAY_BUFFER_BINDING
+    attribute EQUAL
+    attribute FASTEST
+    attribute FLOAT
+    attribute FLOAT_MAT2
+    attribute FLOAT_MAT3
+    attribute FLOAT_MAT4
+    attribute FLOAT_VEC2
+    attribute FLOAT_VEC3
+    attribute FLOAT_VEC4
+    attribute FRAGMENT_SHADER
+    attribute FRAMEBUFFER
+    attribute FRAMEBUFFER_ATTACHMENT_OBJECT_NAME
+    attribute FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE
+    attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE
+    attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL
+    attribute FRAMEBUFFER_BINDING
+    attribute FRAMEBUFFER_COMPLETE
+    attribute FRAMEBUFFER_INCOMPLETE_ATTACHMENT
+    attribute FRAMEBUFFER_INCOMPLETE_DIMENSIONS
+    attribute FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT
+    attribute FRAMEBUFFER_UNSUPPORTED
+    attribute FRONT
+    attribute FRONT_AND_BACK
+    attribute FRONT_FACE
+    attribute FUNC_ADD
+    attribute FUNC_REVERSE_SUBTRACT
+    attribute FUNC_SUBTRACT
+    attribute GENERATE_MIPMAP_HINT
+    attribute GEQUAL
+    attribute GREATER
+    attribute GREEN_BITS
+    attribute HIGH_FLOAT
+    attribute HIGH_INT
+    attribute IMPLEMENTATION_COLOR_READ_FORMAT
+    attribute IMPLEMENTATION_COLOR_READ_TYPE
+    attribute INCR
+    attribute INCR_WRAP
+    attribute INT
+    attribute INT_VEC2
+    attribute INT_VEC3
+    attribute INT_VEC4
+    attribute INVALID_ENUM
+    attribute INVALID_FRAMEBUFFER_OPERATION
+    attribute INVALID_OPERATION
+    attribute INVALID_VALUE
+    attribute INVERT
+    attribute KEEP
+    attribute LEQUAL
+    attribute LESS
+    attribute LINEAR
+    attribute LINEAR_MIPMAP_LINEAR
+    attribute LINEAR_MIPMAP_NEAREST
+    attribute LINES
+    attribute LINE_LOOP
+    attribute LINE_STRIP
+    attribute LINE_WIDTH
+    attribute LINK_STATUS
+    attribute LOW_FLOAT
+    attribute LOW_INT
+    attribute LUMINANCE
+    attribute LUMINANCE_ALPHA
+    attribute MAX_COMBINED_TEXTURE_IMAGE_UNITS
+    attribute MAX_CUBE_MAP_TEXTURE_SIZE
+    attribute MAX_FRAGMENT_UNIFORM_VECTORS
+    attribute MAX_RENDERBUFFER_SIZE
+    attribute MAX_TEXTURE_IMAGE_UNITS
+    attribute MAX_TEXTURE_SIZE
+    attribute MAX_VARYING_VECTORS
+    attribute MAX_VERTEX_ATTRIBS
+    attribute MAX_VERTEX_TEXTURE_IMAGE_UNITS
+    attribute MAX_VERTEX_UNIFORM_VECTORS
+    attribute MAX_VIEWPORT_DIMS
+    attribute MEDIUM_FLOAT
+    attribute MEDIUM_INT
+    attribute MIRRORED_REPEAT
+    attribute NEAREST
+    attribute NEAREST_MIPMAP_LINEAR
+    attribute NEAREST_MIPMAP_NEAREST
+    attribute NEVER
+    attribute NICEST
+    attribute NONE
+    attribute NOTEQUAL
+    attribute NO_ERROR
+    attribute ONE
+    attribute ONE_MINUS_CONSTANT_ALPHA
+    attribute ONE_MINUS_CONSTANT_COLOR
+    attribute ONE_MINUS_DST_ALPHA
+    attribute ONE_MINUS_DST_COLOR
+    attribute ONE_MINUS_SRC_ALPHA
+    attribute ONE_MINUS_SRC_COLOR
+    attribute OUT_OF_MEMORY
+    attribute PACK_ALIGNMENT
+    attribute POINTS
+    attribute POLYGON_OFFSET_FACTOR
+    attribute POLYGON_OFFSET_FILL
+    attribute POLYGON_OFFSET_UNITS
+    attribute RED_BITS
+    attribute RENDERBUFFER
+    attribute RENDERBUFFER_ALPHA_SIZE
+    attribute RENDERBUFFER_BINDING
+    attribute RENDERBUFFER_BLUE_SIZE
+    attribute RENDERBUFFER_DEPTH_SIZE
+    attribute RENDERBUFFER_GREEN_SIZE
+    attribute RENDERBUFFER_HEIGHT
+    attribute RENDERBUFFER_INTERNAL_FORMAT
+    attribute RENDERBUFFER_RED_SIZE
+    attribute RENDERBUFFER_STENCIL_SIZE
+    attribute RENDERBUFFER_WIDTH
+    attribute RENDERER
+    attribute REPEAT
+    attribute REPLACE
+    attribute RGB
+    attribute RGB565
+    attribute RGB5_A1
+    attribute RGBA
+    attribute RGBA4
+    attribute SAMPLER_2D
+    attribute SAMPLER_CUBE
+    attribute SAMPLES
+    attribute SAMPLE_ALPHA_TO_COVERAGE
+    attribute SAMPLE_BUFFERS
+    attribute SAMPLE_COVERAGE
+    attribute SAMPLE_COVERAGE_INVERT
+    attribute SAMPLE_COVERAGE_VALUE
+    attribute SCISSOR_BOX
+    attribute SCISSOR_TEST
+    attribute SHADER_TYPE
+    attribute SHADING_LANGUAGE_VERSION
+    attribute SHORT
+    attribute SRC_ALPHA
+    attribute SRC_ALPHA_SATURATE
+    attribute SRC_COLOR
+    attribute STATIC_DRAW
+    attribute STENCIL_ATTACHMENT
+    attribute STENCIL_BACK_FAIL
+    attribute STENCIL_BACK_FUNC
+    attribute STENCIL_BACK_PASS_DEPTH_FAIL
+    attribute STENCIL_BACK_PASS_DEPTH_PASS
+    attribute STENCIL_BACK_REF
+    attribute STENCIL_BACK_VALUE_MASK
+    attribute STENCIL_BACK_WRITEMASK
+    attribute STENCIL_BITS
+    attribute STENCIL_BUFFER_BIT
+    attribute STENCIL_CLEAR_VALUE
+    attribute STENCIL_FAIL
+    attribute STENCIL_FUNC
+    attribute STENCIL_INDEX8
+    attribute STENCIL_PASS_DEPTH_FAIL
+    attribute STENCIL_PASS_DEPTH_PASS
+    attribute STENCIL_REF
+    attribute STENCIL_TEST
+    attribute STENCIL_VALUE_MASK
+    attribute STENCIL_WRITEMASK
+    attribute STREAM_DRAW
+    attribute SUBPIXEL_BITS
+    attribute TEXTURE
+    attribute TEXTURE0
+    attribute TEXTURE1
+    attribute TEXTURE10
+    attribute TEXTURE11
+    attribute TEXTURE12
+    attribute TEXTURE13
+    attribute TEXTURE14
+    attribute TEXTURE15
+    attribute TEXTURE16
+    attribute TEXTURE17
+    attribute TEXTURE18
+    attribute TEXTURE19
+    attribute TEXTURE2
+    attribute TEXTURE20
+    attribute TEXTURE21
+    attribute TEXTURE22
+    attribute TEXTURE23
+    attribute TEXTURE24
+    attribute TEXTURE25
+    attribute TEXTURE26
+    attribute TEXTURE27
+    attribute TEXTURE28
+    attribute TEXTURE29
+    attribute TEXTURE3
+    attribute TEXTURE30
+    attribute TEXTURE31
+    attribute TEXTURE4
+    attribute TEXTURE5
+    attribute TEXTURE6
+    attribute TEXTURE7
+    attribute TEXTURE8
+    attribute TEXTURE9
+    attribute TEXTURE_2D
+    attribute TEXTURE_BINDING_2D
+    attribute TEXTURE_BINDING_CUBE_MAP
+    attribute TEXTURE_CUBE_MAP
+    attribute TEXTURE_CUBE_MAP_NEGATIVE_X
+    attribute TEXTURE_CUBE_MAP_NEGATIVE_Y
+    attribute TEXTURE_CUBE_MAP_NEGATIVE_Z
+    attribute TEXTURE_CUBE_MAP_POSITIVE_X
+    attribute TEXTURE_CUBE_MAP_POSITIVE_Y
+    attribute TEXTURE_CUBE_MAP_POSITIVE_Z
+    attribute TEXTURE_MAG_FILTER
+    attribute TEXTURE_MIN_FILTER
+    attribute TEXTURE_WRAP_S
+    attribute TEXTURE_WRAP_T
+    attribute TRIANGLES
+    attribute TRIANGLE_FAN
+    attribute TRIANGLE_STRIP
+    attribute UNPACK_ALIGNMENT
+    attribute UNPACK_COLORSPACE_CONVERSION_WEBGL
+    attribute UNPACK_FLIP_Y_WEBGL
+    attribute UNPACK_PREMULTIPLY_ALPHA_WEBGL
+    attribute UNSIGNED_BYTE
+    attribute UNSIGNED_INT
+    attribute UNSIGNED_SHORT
+    attribute UNSIGNED_SHORT_4_4_4_4
+    attribute UNSIGNED_SHORT_5_5_5_1
+    attribute UNSIGNED_SHORT_5_6_5
+    attribute VALIDATE_STATUS
+    attribute VENDOR
+    attribute VERSION
+    attribute VERTEX_ATTRIB_ARRAY_BUFFER_BINDING
+    attribute VERTEX_ATTRIB_ARRAY_ENABLED
+    attribute VERTEX_ATTRIB_ARRAY_NORMALIZED
+    attribute VERTEX_ATTRIB_ARRAY_POINTER
+    attribute VERTEX_ATTRIB_ARRAY_SIZE
+    attribute VERTEX_ATTRIB_ARRAY_STRIDE
+    attribute VERTEX_ATTRIB_ARRAY_TYPE
+    attribute VERTEX_SHADER
+    attribute VIEWPORT
+    attribute ZERO
+    getter canvas
+    getter drawingBufferHeight
+    getter drawingBufferWidth
+    method activeTexture
+    method attachShader
+    method bindAttribLocation
+    method bindBuffer
+    method bindFramebuffer
+    method bindRenderbuffer
+    method bindTexture
+    method blendColor
+    method blendEquation
+    method blendEquationSeparate
+    method blendFunc
+    method blendFuncSeparate
+    method bufferData
+    method bufferSubData
+    method checkFramebufferStatus
+    method clear
+    method clearColor
+    method clearDepth
+    method clearStencil
+    method colorMask
+    method commit
+    method compileShader
+    method compressedTexImage2D
+    method compressedTexSubImage2D
+    method constructor
+    method copyTexImage2D
+    method copyTexSubImage2D
+    method createBuffer
+    method createFramebuffer
+    method createProgram
+    method createRenderbuffer
+    method createShader
+    method createTexture
+    method cullFace
+    method deleteBuffer
+    method deleteFramebuffer
+    method deleteProgram
+    method deleteRenderbuffer
+    method deleteShader
+    method deleteTexture
+    method depthFunc
+    method depthMask
+    method depthRange
+    method detachShader
+    method disable
+    method disableVertexAttribArray
+    method drawArrays
+    method drawElements
+    method enable
+    method enableVertexAttribArray
+    method finish
+    method flush
+    method framebufferRenderbuffer
+    method framebufferTexture2D
+    method frontFace
+    method generateMipmap
+    method getActiveAttrib
+    method getActiveUniform
+    method getAttachedShaders
+    method getAttribLocation
+    method getBufferParameter
+    method getContextAttributes
+    method getError
+    method getExtension
+    method getFramebufferAttachmentParameter
+    method getParameter
+    method getProgramInfoLog
+    method getProgramParameter
+    method getRenderbufferParameter
+    method getShaderInfoLog
+    method getShaderParameter
+    method getShaderPrecisionFormat
+    method getShaderSource
+    method getSupportedExtensions
+    method getTexParameter
+    method getUniform
+    method getUniformLocation
+    method getVertexAttrib
+    method getVertexAttribOffset
+    method hint
+    method isBuffer
+    method isContextLost
+    method isEnabled
+    method isFramebuffer
+    method isProgram
+    method isRenderbuffer
+    method isShader
+    method isTexture
+    method lineWidth
+    method linkProgram
+    method pixelStorei
+    method polygonOffset
+    method readPixels
+    method renderbufferStorage
+    method sampleCoverage
+    method scissor
+    method shaderSource
+    method stencilFunc
+    method stencilFuncSeparate
+    method stencilMask
+    method stencilMaskSeparate
+    method stencilOp
+    method stencilOpSeparate
+    method texImage2D
+    method texParameterf
+    method texParameteri
+    method texSubImage2D
+    method uniform1f
+    method uniform1fv
+    method uniform1i
+    method uniform1iv
+    method uniform2f
+    method uniform2fv
+    method uniform2i
+    method uniform2iv
+    method uniform3f
+    method uniform3fv
+    method uniform3i
+    method uniform3iv
+    method uniform4f
+    method uniform4fv
+    method uniform4i
+    method uniform4iv
+    method uniformMatrix2fv
+    method uniformMatrix3fv
+    method uniformMatrix4fv
+    method useProgram
+    method validateProgram
+    method vertexAttrib1f
+    method vertexAttrib1fv
+    method vertexAttrib2f
+    method vertexAttrib2fv
+    method vertexAttrib3f
+    method vertexAttrib3fv
+    method vertexAttrib4f
+    method vertexAttrib4fv
+    method vertexAttribPointer
+    method viewport
 interface WebSocket : EventTarget
     attribute @@toStringTag
     attribute CLOSED
@@ -953,6 +2318,7 @@ interface WorkerGlobalScope : EventTarget
     attribute @@toStringTag
     getter caches
     getter crypto
+    getter fonts
     getter indexedDB
     getter isSecureContext
     getter location
@@ -965,12 +2331,14 @@ interface WorkerGlobalScope : EventTarget
     getter self
     method atob
     method btoa
+    method cancelAnimationFrame
     method clearInterval
     method clearTimeout
     method constructor
     method createImageBitmap
     method fetch
     method importScripts
+    method requestAnimationFrame
     method setInterval
     method setTimeout
     setter onerror

third_party/WebKit/LayoutTests/virtual/stable/webexposed/element-instance-property-listing-expected.txt

@@ -413,6 +413,7 @@ html element canvas
     property height
     property toBlob
     property toDataURL
+    property transferControlToOffscreen
     property width
 html element caption
     property align

third_party/WebKit/LayoutTests/virtual/stable/webexposed/global-interface-listing-dedicated-worker-expected.txt

@@ -57,6 +57,14 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     method keys
 [Worker]     method match
 [Worker]     method open
+[Worker] interface CanvasGradient
+[Worker]     attribute @@toStringTag
+[Worker]     method addColorStop
+[Worker]     method constructor
+[Worker] interface CanvasPattern
+[Worker]     attribute @@toStringTag
+[Worker]     method constructor
+[Worker]     method setTransform
 [Worker] interface CloseEvent : Event
 [Worker]     attribute @@toStringTag
 [Worker]     getter code
@@ -381,6 +389,28 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     method readAsBinaryString
 [Worker]     method readAsDataURL
 [Worker]     method readAsText
+[Worker] interface FontFace
+[Worker]     attribute @@toStringTag
+[Worker]     getter display
+[Worker]     getter family
+[Worker]     getter featureSettings
+[Worker]     getter loaded
+[Worker]     getter status
+[Worker]     getter stretch
+[Worker]     getter style
+[Worker]     getter unicodeRange
+[Worker]     getter variant
+[Worker]     getter weight
+[Worker]     method constructor
+[Worker]     method load
+[Worker]     setter display
+[Worker]     setter family
+[Worker]     setter featureSettings
+[Worker]     setter stretch
+[Worker]     setter style
+[Worker]     setter unicodeRange
+[Worker]     setter variant
+[Worker]     setter weight
 [Worker] interface FormData
 [Worker]     attribute @@toStringTag
 [Worker]     method @@iterator
@@ -620,6 +650,112 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     setter onclose
 [Worker]     setter onerror
 [Worker]     setter onshow
+[Worker] interface OffscreenCanvas : EventTarget
+[Worker]     attribute @@toStringTag
+[Worker]     getter height
+[Worker]     getter width
+[Worker]     method constructor
+[Worker]     method convertToBlob
+[Worker]     method getContext
+[Worker]     method transferToImageBitmap
+[Worker]     setter height
+[Worker]     setter width
+[Worker] interface OffscreenCanvasRenderingContext2D
+[Worker]     attribute @@toStringTag
+[Worker]     getter canvas
+[Worker]     getter direction
+[Worker]     getter fillStyle
+[Worker]     getter filter
+[Worker]     getter font
+[Worker]     getter globalAlpha
+[Worker]     getter globalCompositeOperation
+[Worker]     getter imageSmoothingEnabled
+[Worker]     getter imageSmoothingQuality
+[Worker]     getter lineCap
+[Worker]     getter lineDashOffset
+[Worker]     getter lineJoin
+[Worker]     getter lineWidth
+[Worker]     getter miterLimit
+[Worker]     getter shadowBlur
+[Worker]     getter shadowColor
+[Worker]     getter shadowOffsetX
+[Worker]     getter shadowOffsetY
+[Worker]     getter strokeStyle
+[Worker]     getter textAlign
+[Worker]     getter textBaseline
+[Worker]     method arc
+[Worker]     method arcTo
+[Worker]     method beginPath
+[Worker]     method bezierCurveTo
+[Worker]     method clearRect
+[Worker]     method clip
+[Worker]     method closePath
+[Worker]     method commit
+[Worker]     method constructor
+[Worker]     method createImageData
+[Worker]     method createLinearGradient
+[Worker]     method createPattern
+[Worker]     method createRadialGradient
+[Worker]     method drawImage
+[Worker]     method ellipse
+[Worker]     method fill
+[Worker]     method fillRect
+[Worker]     method fillText
+[Worker]     method getImageData
+[Worker]     method getLineDash
+[Worker]     method isPointInPath
+[Worker]     method isPointInStroke
+[Worker]     method lineTo
+[Worker]     method measureText
+[Worker]     method moveTo
+[Worker]     method putImageData
+[Worker]     method quadraticCurveTo
+[Worker]     method rect
+[Worker]     method resetTransform
+[Worker]     method restore
+[Worker]     method rotate
+[Worker]     method save
+[Worker]     method scale
+[Worker]     method setLineDash
+[Worker]     method setTransform
+[Worker]     method stroke
+[Worker]     method strokeRect
+[Worker]     method strokeText
+[Worker]     method transform
+[Worker]     method translate
+[Worker]     setter direction
+[Worker]     setter fillStyle
+[Worker]     setter filter
+[Worker]     setter font
+[Worker]     setter globalAlpha
+[Worker]     setter globalCompositeOperation
+[Worker]     setter imageSmoothingEnabled
+[Worker]     setter imageSmoothingQuality
+[Worker]     setter lineCap
+[Worker]     setter lineDashOffset
+[Worker]     setter lineJoin
+[Worker]     setter lineWidth
+[Worker]     setter miterLimit
+[Worker]     setter shadowBlur
+[Worker]     setter shadowColor
+[Worker]     setter shadowOffsetX
+[Worker]     setter shadowOffsetY
+[Worker]     setter strokeStyle
+[Worker]     setter textAlign
+[Worker]     setter textBaseline
+[Worker] interface Path2D
+[Worker]     attribute @@toStringTag
+[Worker]     method addPath
+[Worker]     method arc
+[Worker]     method arcTo
+[Worker]     method bezierCurveTo
+[Worker]     method closePath
+[Worker]     method constructor
+[Worker]     method ellipse
+[Worker]     method lineTo
+[Worker]     method moveTo
+[Worker]     method quadraticCurveTo
+[Worker]     method rect
 [Worker] interface Performance : EventTarget
 [Worker]     attribute @@toStringTag
 [Worker]     getter onresourcetimingbufferfull
@@ -882,6 +1018,1235 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     method sort
 [Worker]     method toString
 [Worker]     method values
+[Worker] interface WebGL2RenderingContext
+[Worker]     attribute @@toStringTag
+[Worker]     attribute ACTIVE_ATTRIBUTES
+[Worker]     attribute ACTIVE_TEXTURE
+[Worker]     attribute ACTIVE_UNIFORMS
+[Worker]     attribute ACTIVE_UNIFORM_BLOCKS
+[Worker]     attribute ALIASED_LINE_WIDTH_RANGE
+[Worker]     attribute ALIASED_POINT_SIZE_RANGE
+[Worker]     attribute ALPHA
+[Worker]     attribute ALPHA_BITS
+[Worker]     attribute ALREADY_SIGNALED
+[Worker]     attribute ALWAYS
+[Worker]     attribute ANY_SAMPLES_PASSED
+[Worker]     attribute ANY_SAMPLES_PASSED_CONSERVATIVE
+[Worker]     attribute ARRAY_BUFFER
+[Worker]     attribute ARRAY_BUFFER_BINDING
+[Worker]     attribute ATTACHED_SHADERS
+[Worker]     attribute BACK
+[Worker]     attribute BLEND
+[Worker]     attribute BLEND_COLOR
+[Worker]     attribute BLEND_DST_ALPHA
+[Worker]     attribute BLEND_DST_RGB
+[Worker]     attribute BLEND_EQUATION
+[Worker]     attribute BLEND_EQUATION_ALPHA
+[Worker]     attribute BLEND_EQUATION_RGB
+[Worker]     attribute BLEND_SRC_ALPHA
+[Worker]     attribute BLEND_SRC_RGB
+[Worker]     attribute BLUE_BITS
+[Worker]     attribute BOOL
+[Worker]     attribute BOOL_VEC2
+[Worker]     attribute BOOL_VEC3
+[Worker]     attribute BOOL_VEC4
+[Worker]     attribute BROWSER_DEFAULT_WEBGL
+[Worker]     attribute BUFFER_SIZE
+[Worker]     attribute BUFFER_USAGE
+[Worker]     attribute BYTE
+[Worker]     attribute CCW
+[Worker]     attribute CLAMP_TO_EDGE
+[Worker]     attribute COLOR
+[Worker]     attribute COLOR_ATTACHMENT0
+[Worker]     attribute COLOR_ATTACHMENT1
+[Worker]     attribute COLOR_ATTACHMENT10
+[Worker]     attribute COLOR_ATTACHMENT11
+[Worker]     attribute COLOR_ATTACHMENT12
+[Worker]     attribute COLOR_ATTACHMENT13
+[Worker]     attribute COLOR_ATTACHMENT14
+[Worker]     attribute COLOR_ATTACHMENT15
+[Worker]     attribute COLOR_ATTACHMENT2
+[Worker]     attribute COLOR_ATTACHMENT3
+[Worker]     attribute COLOR_ATTACHMENT4
+[Worker]     attribute COLOR_ATTACHMENT5
+[Worker]     attribute COLOR_ATTACHMENT6
+[Worker]     attribute COLOR_ATTACHMENT7
+[Worker]     attribute COLOR_ATTACHMENT8
+[Worker]     attribute COLOR_ATTACHMENT9
+[Worker]     attribute COLOR_BUFFER_BIT
+[Worker]     attribute COLOR_CLEAR_VALUE
+[Worker]     attribute COLOR_WRITEMASK
+[Worker]     attribute COMPARE_REF_TO_TEXTURE
+[Worker]     attribute COMPILE_STATUS
+[Worker]     attribute COMPRESSED_TEXTURE_FORMATS
+[Worker]     attribute CONDITION_SATISFIED
+[Worker]     attribute CONSTANT_ALPHA
+[Worker]     attribute CONSTANT_COLOR
+[Worker]     attribute CONTEXT_LOST_WEBGL
+[Worker]     attribute COPY_READ_BUFFER
+[Worker]     attribute COPY_READ_BUFFER_BINDING
+[Worker]     attribute COPY_WRITE_BUFFER
+[Worker]     attribute COPY_WRITE_BUFFER_BINDING
+[Worker]     attribute CULL_FACE
+[Worker]     attribute CULL_FACE_MODE
+[Worker]     attribute CURRENT_PROGRAM
+[Worker]     attribute CURRENT_QUERY
+[Worker]     attribute CURRENT_VERTEX_ATTRIB
+[Worker]     attribute CW
+[Worker]     attribute DECR
+[Worker]     attribute DECR_WRAP
+[Worker]     attribute DELETE_STATUS
+[Worker]     attribute DEPTH
+[Worker]     attribute DEPTH24_STENCIL8
+[Worker]     attribute DEPTH32F_STENCIL8
+[Worker]     attribute DEPTH_ATTACHMENT
+[Worker]     attribute DEPTH_BITS
+[Worker]     attribute DEPTH_BUFFER_BIT
+[Worker]     attribute DEPTH_CLEAR_VALUE
+[Worker]     attribute DEPTH_COMPONENT
+[Worker]     attribute DEPTH_COMPONENT16
+[Worker]     attribute DEPTH_COMPONENT24
+[Worker]     attribute DEPTH_COMPONENT32F
+[Worker]     attribute DEPTH_FUNC
+[Worker]     attribute DEPTH_RANGE
+[Worker]     attribute DEPTH_STENCIL
+[Worker]     attribute DEPTH_STENCIL_ATTACHMENT
+[Worker]     attribute DEPTH_TEST
+[Worker]     attribute DEPTH_WRITEMASK
+[Worker]     attribute DITHER
+[Worker]     attribute DONT_CARE
+[Worker]     attribute DRAW_BUFFER0
+[Worker]     attribute DRAW_BUFFER1
+[Worker]     attribute DRAW_BUFFER10
+[Worker]     attribute DRAW_BUFFER11
+[Worker]     attribute DRAW_BUFFER12
+[Worker]     attribute DRAW_BUFFER13
+[Worker]     attribute DRAW_BUFFER14
+[Worker]     attribute DRAW_BUFFER15
+[Worker]     attribute DRAW_BUFFER2
+[Worker]     attribute DRAW_BUFFER3
+[Worker]     attribute DRAW_BUFFER4
+[Worker]     attribute DRAW_BUFFER5
+[Worker]     attribute DRAW_BUFFER6
+[Worker]     attribute DRAW_BUFFER7
+[Worker]     attribute DRAW_BUFFER8
+[Worker]     attribute DRAW_BUFFER9
+[Worker]     attribute DRAW_FRAMEBUFFER
+[Worker]     attribute DRAW_FRAMEBUFFER_BINDING
+[Worker]     attribute DST_ALPHA
+[Worker]     attribute DST_COLOR
+[Worker]     attribute DYNAMIC_COPY
+[Worker]     attribute DYNAMIC_DRAW
+[Worker]     attribute DYNAMIC_READ
+[Worker]     attribute ELEMENT_ARRAY_BUFFER
+[Worker]     attribute ELEMENT_ARRAY_BUFFER_BINDING
+[Worker]     attribute EQUAL
+[Worker]     attribute FASTEST
+[Worker]     attribute FLOAT
+[Worker]     attribute FLOAT_32_UNSIGNED_INT_24_8_REV
+[Worker]     attribute FLOAT_MAT2
+[Worker]     attribute FLOAT_MAT2x3
+[Worker]     attribute FLOAT_MAT2x4
+[Worker]     attribute FLOAT_MAT3
+[Worker]     attribute FLOAT_MAT3x2
+[Worker]     attribute FLOAT_MAT3x4
+[Worker]     attribute FLOAT_MAT4
+[Worker]     attribute FLOAT_MAT4x2
+[Worker]     attribute FLOAT_MAT4x3
+[Worker]     attribute FLOAT_VEC2
+[Worker]     attribute FLOAT_VEC3
+[Worker]     attribute FLOAT_VEC4
+[Worker]     attribute FRAGMENT_SHADER
+[Worker]     attribute FRAGMENT_SHADER_DERIVATIVE_HINT
+[Worker]     attribute FRAMEBUFFER
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_BLUE_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_GREEN_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_OBJECT_NAME
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_RED_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL
+[Worker]     attribute FRAMEBUFFER_BINDING
+[Worker]     attribute FRAMEBUFFER_COMPLETE
+[Worker]     attribute FRAMEBUFFER_DEFAULT
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_ATTACHMENT
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_DIMENSIONS
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_MULTISAMPLE
+[Worker]     attribute FRAMEBUFFER_UNSUPPORTED
+[Worker]     attribute FRONT
+[Worker]     attribute FRONT_AND_BACK
+[Worker]     attribute FRONT_FACE
+[Worker]     attribute FUNC_ADD
+[Worker]     attribute FUNC_REVERSE_SUBTRACT
+[Worker]     attribute FUNC_SUBTRACT
+[Worker]     attribute GENERATE_MIPMAP_HINT
+[Worker]     attribute GEQUAL
+[Worker]     attribute GREATER
+[Worker]     attribute GREEN_BITS
+[Worker]     attribute HALF_FLOAT
+[Worker]     attribute HIGH_FLOAT
+[Worker]     attribute HIGH_INT
+[Worker]     attribute IMPLEMENTATION_COLOR_READ_FORMAT
+[Worker]     attribute IMPLEMENTATION_COLOR_READ_TYPE
+[Worker]     attribute INCR
+[Worker]     attribute INCR_WRAP
+[Worker]     attribute INT
+[Worker]     attribute INTERLEAVED_ATTRIBS
+[Worker]     attribute INT_2_10_10_10_REV
+[Worker]     attribute INT_SAMPLER_2D
+[Worker]     attribute INT_SAMPLER_2D_ARRAY
+[Worker]     attribute INT_SAMPLER_3D
+[Worker]     attribute INT_SAMPLER_CUBE
+[Worker]     attribute INT_VEC2
+[Worker]     attribute INT_VEC3
+[Worker]     attribute INT_VEC4
+[Worker]     attribute INVALID_ENUM
+[Worker]     attribute INVALID_FRAMEBUFFER_OPERATION
+[Worker]     attribute INVALID_INDEX
+[Worker]     attribute INVALID_OPERATION
+[Worker]     attribute INVALID_VALUE
+[Worker]     attribute INVERT
+[Worker]     attribute KEEP
+[Worker]     attribute LEQUAL
+[Worker]     attribute LESS
+[Worker]     attribute LINEAR
+[Worker]     attribute LINEAR_MIPMAP_LINEAR
+[Worker]     attribute LINEAR_MIPMAP_NEAREST
+[Worker]     attribute LINES
+[Worker]     attribute LINE_LOOP
+[Worker]     attribute LINE_STRIP
+[Worker]     attribute LINE_WIDTH
+[Worker]     attribute LINK_STATUS
+[Worker]     attribute LOW_FLOAT
+[Worker]     attribute LOW_INT
+[Worker]     attribute LUMINANCE
+[Worker]     attribute LUMINANCE_ALPHA
+[Worker]     attribute MAX
+[Worker]     attribute MAX_3D_TEXTURE_SIZE
+[Worker]     attribute MAX_ARRAY_TEXTURE_LAYERS
+[Worker]     attribute MAX_CLIENT_WAIT_TIMEOUT_WEBGL
+[Worker]     attribute MAX_COLOR_ATTACHMENTS
+[Worker]     attribute MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS
+[Worker]     attribute MAX_COMBINED_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_COMBINED_UNIFORM_BLOCKS
+[Worker]     attribute MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS
+[Worker]     attribute MAX_CUBE_MAP_TEXTURE_SIZE
+[Worker]     attribute MAX_DRAW_BUFFERS
+[Worker]     attribute MAX_ELEMENTS_INDICES
+[Worker]     attribute MAX_ELEMENTS_VERTICES
+[Worker]     attribute MAX_ELEMENT_INDEX
+[Worker]     attribute MAX_FRAGMENT_INPUT_COMPONENTS
+[Worker]     attribute MAX_FRAGMENT_UNIFORM_BLOCKS
+[Worker]     attribute MAX_FRAGMENT_UNIFORM_COMPONENTS
+[Worker]     attribute MAX_FRAGMENT_UNIFORM_VECTORS
+[Worker]     attribute MAX_PROGRAM_TEXEL_OFFSET
+[Worker]     attribute MAX_RENDERBUFFER_SIZE
+[Worker]     attribute MAX_SAMPLES
+[Worker]     attribute MAX_SERVER_WAIT_TIMEOUT
+[Worker]     attribute MAX_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_TEXTURE_LOD_BIAS
+[Worker]     attribute MAX_TEXTURE_SIZE
+[Worker]     attribute MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS
+[Worker]     attribute MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS
+[Worker]     attribute MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS
+[Worker]     attribute MAX_UNIFORM_BLOCK_SIZE
+[Worker]     attribute MAX_UNIFORM_BUFFER_BINDINGS
+[Worker]     attribute MAX_VARYING_COMPONENTS
+[Worker]     attribute MAX_VARYING_VECTORS
+[Worker]     attribute MAX_VERTEX_ATTRIBS
+[Worker]     attribute MAX_VERTEX_OUTPUT_COMPONENTS
+[Worker]     attribute MAX_VERTEX_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_VERTEX_UNIFORM_BLOCKS
+[Worker]     attribute MAX_VERTEX_UNIFORM_COMPONENTS
+[Worker]     attribute MAX_VERTEX_UNIFORM_VECTORS
+[Worker]     attribute MAX_VIEWPORT_DIMS
+[Worker]     attribute MEDIUM_FLOAT
+[Worker]     attribute MEDIUM_INT
+[Worker]     attribute MIN
+[Worker]     attribute MIN_PROGRAM_TEXEL_OFFSET
+[Worker]     attribute MIRRORED_REPEAT
+[Worker]     attribute NEAREST
+[Worker]     attribute NEAREST_MIPMAP_LINEAR
+[Worker]     attribute NEAREST_MIPMAP_NEAREST
+[Worker]     attribute NEVER
+[Worker]     attribute NICEST
+[Worker]     attribute NONE
+[Worker]     attribute NOTEQUAL
+[Worker]     attribute NO_ERROR
+[Worker]     attribute OBJECT_TYPE
+[Worker]     attribute ONE
+[Worker]     attribute ONE_MINUS_CONSTANT_ALPHA
+[Worker]     attribute ONE_MINUS_CONSTANT_COLOR
+[Worker]     attribute ONE_MINUS_DST_ALPHA
+[Worker]     attribute ONE_MINUS_DST_COLOR
+[Worker]     attribute ONE_MINUS_SRC_ALPHA
+[Worker]     attribute ONE_MINUS_SRC_COLOR
+[Worker]     attribute OUT_OF_MEMORY
+[Worker]     attribute PACK_ALIGNMENT
+[Worker]     attribute PACK_ROW_LENGTH
+[Worker]     attribute PACK_SKIP_PIXELS
+[Worker]     attribute PACK_SKIP_ROWS
+[Worker]     attribute PIXEL_PACK_BUFFER
+[Worker]     attribute PIXEL_PACK_BUFFER_BINDING
+[Worker]     attribute PIXEL_UNPACK_BUFFER
+[Worker]     attribute PIXEL_UNPACK_BUFFER_BINDING
+[Worker]     attribute POINTS
+[Worker]     attribute POLYGON_OFFSET_FACTOR
+[Worker]     attribute POLYGON_OFFSET_FILL
+[Worker]     attribute POLYGON_OFFSET_UNITS
+[Worker]     attribute QUERY_RESULT
+[Worker]     attribute QUERY_RESULT_AVAILABLE
+[Worker]     attribute R11F_G11F_B10F
+[Worker]     attribute R16F
+[Worker]     attribute R16I
+[Worker]     attribute R16UI
+[Worker]     attribute R32F
+[Worker]     attribute R32I
+[Worker]     attribute R32UI
+[Worker]     attribute R8
+[Worker]     attribute R8I
+[Worker]     attribute R8UI
+[Worker]     attribute R8_SNORM
+[Worker]     attribute RASTERIZER_DISCARD
+[Worker]     attribute READ_BUFFER
+[Worker]     attribute READ_FRAMEBUFFER
+[Worker]     attribute READ_FRAMEBUFFER_BINDING
+[Worker]     attribute RED
+[Worker]     attribute RED_BITS
+[Worker]     attribute RED_INTEGER
+[Worker]     attribute RENDERBUFFER
+[Worker]     attribute RENDERBUFFER_ALPHA_SIZE
+[Worker]     attribute RENDERBUFFER_BINDING
+[Worker]     attribute RENDERBUFFER_BLUE_SIZE
+[Worker]     attribute RENDERBUFFER_DEPTH_SIZE
+[Worker]     attribute RENDERBUFFER_GREEN_SIZE
+[Worker]     attribute RENDERBUFFER_HEIGHT
+[Worker]     attribute RENDERBUFFER_INTERNAL_FORMAT
+[Worker]     attribute RENDERBUFFER_RED_SIZE
+[Worker]     attribute RENDERBUFFER_SAMPLES
+[Worker]     attribute RENDERBUFFER_STENCIL_SIZE
+[Worker]     attribute RENDERBUFFER_WIDTH
+[Worker]     attribute RENDERER
+[Worker]     attribute REPEAT
+[Worker]     attribute REPLACE
+[Worker]     attribute RG
+[Worker]     attribute RG16F
+[Worker]     attribute RG16I
+[Worker]     attribute RG16UI
+[Worker]     attribute RG32F
+[Worker]     attribute RG32I
+[Worker]     attribute RG32UI
+[Worker]     attribute RG8
+[Worker]     attribute RG8I
+[Worker]     attribute RG8UI
+[Worker]     attribute RG8_SNORM
+[Worker]     attribute RGB
+[Worker]     attribute RGB10_A2
+[Worker]     attribute RGB10_A2UI
+[Worker]     attribute RGB16F
+[Worker]     attribute RGB16I
+[Worker]     attribute RGB16UI
+[Worker]     attribute RGB32F
+[Worker]     attribute RGB32I
+[Worker]     attribute RGB32UI
+[Worker]     attribute RGB565
+[Worker]     attribute RGB5_A1
+[Worker]     attribute RGB8
+[Worker]     attribute RGB8I
+[Worker]     attribute RGB8UI
+[Worker]     attribute RGB8_SNORM
+[Worker]     attribute RGB9_E5
+[Worker]     attribute RGBA
+[Worker]     attribute RGBA16F
+[Worker]     attribute RGBA16I
+[Worker]     attribute RGBA16UI
+[Worker]     attribute RGBA32F
+[Worker]     attribute RGBA32I
+[Worker]     attribute RGBA32UI
+[Worker]     attribute RGBA4
+[Worker]     attribute RGBA8
+[Worker]     attribute RGBA8I
+[Worker]     attribute RGBA8UI
+[Worker]     attribute RGBA8_SNORM
+[Worker]     attribute RGBA_INTEGER
+[Worker]     attribute RGB_INTEGER
+[Worker]     attribute RG_INTEGER
+[Worker]     attribute SAMPLER_2D
+[Worker]     attribute SAMPLER_2D_ARRAY
+[Worker]     attribute SAMPLER_2D_ARRAY_SHADOW
+[Worker]     attribute SAMPLER_2D_SHADOW
+[Worker]     attribute SAMPLER_3D
+[Worker]     attribute SAMPLER_BINDING
+[Worker]     attribute SAMPLER_CUBE
+[Worker]     attribute SAMPLER_CUBE_SHADOW
+[Worker]     attribute SAMPLES
+[Worker]     attribute SAMPLE_ALPHA_TO_COVERAGE
+[Worker]     attribute SAMPLE_BUFFERS
+[Worker]     attribute SAMPLE_COVERAGE
+[Worker]     attribute SAMPLE_COVERAGE_INVERT
+[Worker]     attribute SAMPLE_COVERAGE_VALUE
+[Worker]     attribute SCISSOR_BOX
+[Worker]     attribute SCISSOR_TEST
+[Worker]     attribute SEPARATE_ATTRIBS
+[Worker]     attribute SHADER_TYPE
+[Worker]     attribute SHADING_LANGUAGE_VERSION
+[Worker]     attribute SHORT
+[Worker]     attribute SIGNALED
+[Worker]     attribute SIGNED_NORMALIZED
+[Worker]     attribute SRC_ALPHA
+[Worker]     attribute SRC_ALPHA_SATURATE
+[Worker]     attribute SRC_COLOR
+[Worker]     attribute SRGB
+[Worker]     attribute SRGB8
+[Worker]     attribute SRGB8_ALPHA8
+[Worker]     attribute STATIC_COPY
+[Worker]     attribute STATIC_DRAW
+[Worker]     attribute STATIC_READ
+[Worker]     attribute STENCIL
+[Worker]     attribute STENCIL_ATTACHMENT
+[Worker]     attribute STENCIL_BACK_FAIL
+[Worker]     attribute STENCIL_BACK_FUNC
+[Worker]     attribute STENCIL_BACK_PASS_DEPTH_FAIL
+[Worker]     attribute STENCIL_BACK_PASS_DEPTH_PASS
+[Worker]     attribute STENCIL_BACK_REF
+[Worker]     attribute STENCIL_BACK_VALUE_MASK
+[Worker]     attribute STENCIL_BACK_WRITEMASK
+[Worker]     attribute STENCIL_BITS
+[Worker]     attribute STENCIL_BUFFER_BIT
+[Worker]     attribute STENCIL_CLEAR_VALUE
+[Worker]     attribute STENCIL_FAIL
+[Worker]     attribute STENCIL_FUNC
+[Worker]     attribute STENCIL_INDEX8
+[Worker]     attribute STENCIL_PASS_DEPTH_FAIL
+[Worker]     attribute STENCIL_PASS_DEPTH_PASS
+[Worker]     attribute STENCIL_REF
+[Worker]     attribute STENCIL_TEST
+[Worker]     attribute STENCIL_VALUE_MASK
+[Worker]     attribute STENCIL_WRITEMASK
+[Worker]     attribute STREAM_COPY
+[Worker]     attribute STREAM_DRAW
+[Worker]     attribute STREAM_READ
+[Worker]     attribute SUBPIXEL_BITS
+[Worker]     attribute SYNC_CONDITION
+[Worker]     attribute SYNC_FENCE
+[Worker]     attribute SYNC_FLAGS
+[Worker]     attribute SYNC_FLUSH_COMMANDS_BIT
+[Worker]     attribute SYNC_GPU_COMMANDS_COMPLETE
+[Worker]     attribute SYNC_STATUS
+[Worker]     attribute TEXTURE
+[Worker]     attribute TEXTURE0
+[Worker]     attribute TEXTURE1
+[Worker]     attribute TEXTURE10
+[Worker]     attribute TEXTURE11
+[Worker]     attribute TEXTURE12
+[Worker]     attribute TEXTURE13
+[Worker]     attribute TEXTURE14
+[Worker]     attribute TEXTURE15
+[Worker]     attribute TEXTURE16
+[Worker]     attribute TEXTURE17
+[Worker]     attribute TEXTURE18
+[Worker]     attribute TEXTURE19
+[Worker]     attribute TEXTURE2
+[Worker]     attribute TEXTURE20
+[Worker]     attribute TEXTURE21
+[Worker]     attribute TEXTURE22
+[Worker]     attribute TEXTURE23
+[Worker]     attribute TEXTURE24
+[Worker]     attribute TEXTURE25
+[Worker]     attribute TEXTURE26
+[Worker]     attribute TEXTURE27
+[Worker]     attribute TEXTURE28
+[Worker]     attribute TEXTURE29
+[Worker]     attribute TEXTURE3
+[Worker]     attribute TEXTURE30
+[Worker]     attribute TEXTURE31
+[Worker]     attribute TEXTURE4
+[Worker]     attribute TEXTURE5
+[Worker]     attribute TEXTURE6
+[Worker]     attribute TEXTURE7
+[Worker]     attribute TEXTURE8
+[Worker]     attribute TEXTURE9
+[Worker]     attribute TEXTURE_2D
+[Worker]     attribute TEXTURE_2D_ARRAY
+[Worker]     attribute TEXTURE_3D
+[Worker]     attribute TEXTURE_BASE_LEVEL
+[Worker]     attribute TEXTURE_BINDING_2D
+[Worker]     attribute TEXTURE_BINDING_2D_ARRAY
+[Worker]     attribute TEXTURE_BINDING_3D
+[Worker]     attribute TEXTURE_BINDING_CUBE_MAP
+[Worker]     attribute TEXTURE_COMPARE_FUNC
+[Worker]     attribute TEXTURE_COMPARE_MODE
+[Worker]     attribute TEXTURE_CUBE_MAP
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_X
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_Y
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_Z
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_X
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_Y
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_Z
+[Worker]     attribute TEXTURE_IMMUTABLE_FORMAT
+[Worker]     attribute TEXTURE_IMMUTABLE_LEVELS
+[Worker]     attribute TEXTURE_MAG_FILTER
+[Worker]     attribute TEXTURE_MAX_LEVEL
+[Worker]     attribute TEXTURE_MAX_LOD
+[Worker]     attribute TEXTURE_MIN_FILTER
+[Worker]     attribute TEXTURE_MIN_LOD
+[Worker]     attribute TEXTURE_WRAP_R
+[Worker]     attribute TEXTURE_WRAP_S
+[Worker]     attribute TEXTURE_WRAP_T
+[Worker]     attribute TIMEOUT_EXPIRED
+[Worker]     attribute TIMEOUT_IGNORED
+[Worker]     attribute TRANSFORM_FEEDBACK
+[Worker]     attribute TRANSFORM_FEEDBACK_ACTIVE
+[Worker]     attribute TRANSFORM_FEEDBACK_BINDING
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER_BINDING
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER_MODE
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER_SIZE
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER_START
+[Worker]     attribute TRANSFORM_FEEDBACK_PAUSED
+[Worker]     attribute TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
+[Worker]     attribute TRANSFORM_FEEDBACK_VARYINGS
+[Worker]     attribute TRIANGLES
+[Worker]     attribute TRIANGLE_FAN
+[Worker]     attribute TRIANGLE_STRIP
+[Worker]     attribute UNIFORM_ARRAY_STRIDE
+[Worker]     attribute UNIFORM_BLOCK_ACTIVE_UNIFORMS
+[Worker]     attribute UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES
+[Worker]     attribute UNIFORM_BLOCK_BINDING
+[Worker]     attribute UNIFORM_BLOCK_DATA_SIZE
+[Worker]     attribute UNIFORM_BLOCK_INDEX
+[Worker]     attribute UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER
+[Worker]     attribute UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER
+[Worker]     attribute UNIFORM_BUFFER
+[Worker]     attribute UNIFORM_BUFFER_BINDING
+[Worker]     attribute UNIFORM_BUFFER_OFFSET_ALIGNMENT
+[Worker]     attribute UNIFORM_BUFFER_SIZE
+[Worker]     attribute UNIFORM_BUFFER_START
+[Worker]     attribute UNIFORM_IS_ROW_MAJOR
+[Worker]     attribute UNIFORM_MATRIX_STRIDE
+[Worker]     attribute UNIFORM_OFFSET
+[Worker]     attribute UNIFORM_SIZE
+[Worker]     attribute UNIFORM_TYPE
+[Worker]     attribute UNPACK_ALIGNMENT
+[Worker]     attribute UNPACK_COLORSPACE_CONVERSION_WEBGL
+[Worker]     attribute UNPACK_FLIP_Y_WEBGL
+[Worker]     attribute UNPACK_IMAGE_HEIGHT
+[Worker]     attribute UNPACK_PREMULTIPLY_ALPHA_WEBGL
+[Worker]     attribute UNPACK_ROW_LENGTH
+[Worker]     attribute UNPACK_SKIP_IMAGES
+[Worker]     attribute UNPACK_SKIP_PIXELS
+[Worker]     attribute UNPACK_SKIP_ROWS
+[Worker]     attribute UNSIGNALED
+[Worker]     attribute UNSIGNED_BYTE
+[Worker]     attribute UNSIGNED_INT
+[Worker]     attribute UNSIGNED_INT_10F_11F_11F_REV
+[Worker]     attribute UNSIGNED_INT_24_8
+[Worker]     attribute UNSIGNED_INT_2_10_10_10_REV
+[Worker]     attribute UNSIGNED_INT_5_9_9_9_REV
+[Worker]     attribute UNSIGNED_INT_SAMPLER_2D
+[Worker]     attribute UNSIGNED_INT_SAMPLER_2D_ARRAY
+[Worker]     attribute UNSIGNED_INT_SAMPLER_3D
+[Worker]     attribute UNSIGNED_INT_SAMPLER_CUBE
+[Worker]     attribute UNSIGNED_INT_VEC2
+[Worker]     attribute UNSIGNED_INT_VEC3
+[Worker]     attribute UNSIGNED_INT_VEC4
+[Worker]     attribute UNSIGNED_NORMALIZED
+[Worker]     attribute UNSIGNED_SHORT
+[Worker]     attribute UNSIGNED_SHORT_4_4_4_4
+[Worker]     attribute UNSIGNED_SHORT_5_5_5_1
+[Worker]     attribute UNSIGNED_SHORT_5_6_5
+[Worker]     attribute VALIDATE_STATUS
+[Worker]     attribute VENDOR
+[Worker]     attribute VERSION
+[Worker]     attribute VERTEX_ARRAY_BINDING
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_BUFFER_BINDING
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_DIVISOR
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_ENABLED
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_INTEGER
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_NORMALIZED
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_POINTER
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_SIZE
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_STRIDE
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_TYPE
+[Worker]     attribute VERTEX_SHADER
+[Worker]     attribute VIEWPORT
+[Worker]     attribute WAIT_FAILED
+[Worker]     attribute ZERO
+[Worker]     getter canvas
+[Worker]     getter drawingBufferHeight
+[Worker]     getter drawingBufferWidth
+[Worker]     method activeTexture
+[Worker]     method attachShader
+[Worker]     method beginQuery
+[Worker]     method beginTransformFeedback
+[Worker]     method bindAttribLocation
+[Worker]     method bindBuffer
+[Worker]     method bindBufferBase
+[Worker]     method bindBufferRange
+[Worker]     method bindFramebuffer
+[Worker]     method bindRenderbuffer
+[Worker]     method bindSampler
+[Worker]     method bindTexture
+[Worker]     method bindTransformFeedback
+[Worker]     method bindVertexArray
+[Worker]     method blendColor
+[Worker]     method blendEquation
+[Worker]     method blendEquationSeparate
+[Worker]     method blendFunc
+[Worker]     method blendFuncSeparate
+[Worker]     method blitFramebuffer
+[Worker]     method bufferData
+[Worker]     method bufferSubData
+[Worker]     method checkFramebufferStatus
+[Worker]     method clear
+[Worker]     method clearBufferfi
+[Worker]     method clearBufferfv
+[Worker]     method clearBufferiv
+[Worker]     method clearBufferuiv
+[Worker]     method clearColor
+[Worker]     method clearDepth
+[Worker]     method clearStencil
+[Worker]     method clientWaitSync
+[Worker]     method colorMask
+[Worker]     method commit
+[Worker]     method compileShader
+[Worker]     method compressedTexImage2D
+[Worker]     method compressedTexImage3D
+[Worker]     method compressedTexSubImage2D
+[Worker]     method compressedTexSubImage3D
+[Worker]     method constructor
+[Worker]     method copyBufferSubData
+[Worker]     method copyTexImage2D
+[Worker]     method copyTexSubImage2D
+[Worker]     method copyTexSubImage3D
+[Worker]     method createBuffer
+[Worker]     method createFramebuffer
+[Worker]     method createProgram
+[Worker]     method createQuery
+[Worker]     method createRenderbuffer
+[Worker]     method createSampler
+[Worker]     method createShader
+[Worker]     method createTexture
+[Worker]     method createTransformFeedback
+[Worker]     method createVertexArray
+[Worker]     method cullFace
+[Worker]     method deleteBuffer
+[Worker]     method deleteFramebuffer
+[Worker]     method deleteProgram
+[Worker]     method deleteQuery
+[Worker]     method deleteRenderbuffer
+[Worker]     method deleteSampler
+[Worker]     method deleteShader
+[Worker]     method deleteSync
+[Worker]     method deleteTexture
+[Worker]     method deleteTransformFeedback
+[Worker]     method deleteVertexArray
+[Worker]     method depthFunc
+[Worker]     method depthMask
+[Worker]     method depthRange
+[Worker]     method detachShader
+[Worker]     method disable
+[Worker]     method disableVertexAttribArray
+[Worker]     method drawArrays
+[Worker]     method drawArraysInstanced
+[Worker]     method drawBuffers
+[Worker]     method drawElements
+[Worker]     method drawElementsInstanced
+[Worker]     method drawRangeElements
+[Worker]     method enable
+[Worker]     method enableVertexAttribArray
+[Worker]     method endQuery
+[Worker]     method endTransformFeedback
+[Worker]     method fenceSync
+[Worker]     method finish
+[Worker]     method flush
+[Worker]     method framebufferRenderbuffer
+[Worker]     method framebufferTexture2D
+[Worker]     method framebufferTextureLayer
+[Worker]     method frontFace
+[Worker]     method generateMipmap
+[Worker]     method getActiveAttrib
+[Worker]     method getActiveUniform
+[Worker]     method getActiveUniformBlockName
+[Worker]     method getActiveUniformBlockParameter
+[Worker]     method getActiveUniforms
+[Worker]     method getAttachedShaders
+[Worker]     method getAttribLocation
+[Worker]     method getBufferParameter
+[Worker]     method getBufferSubData
+[Worker]     method getContextAttributes
+[Worker]     method getError
+[Worker]     method getExtension
+[Worker]     method getFragDataLocation
+[Worker]     method getFramebufferAttachmentParameter
+[Worker]     method getIndexedParameter
+[Worker]     method getInternalformatParameter
+[Worker]     method getParameter
+[Worker]     method getProgramInfoLog
+[Worker]     method getProgramParameter
+[Worker]     method getQuery
+[Worker]     method getQueryParameter
+[Worker]     method getRenderbufferParameter
+[Worker]     method getSamplerParameter
+[Worker]     method getShaderInfoLog
+[Worker]     method getShaderParameter
+[Worker]     method getShaderPrecisionFormat
+[Worker]     method getShaderSource
+[Worker]     method getSupportedExtensions
+[Worker]     method getSyncParameter
+[Worker]     method getTexParameter
+[Worker]     method getTransformFeedbackVarying
+[Worker]     method getUniform
+[Worker]     method getUniformBlockIndex
+[Worker]     method getUniformIndices
+[Worker]     method getUniformLocation
+[Worker]     method getVertexAttrib
+[Worker]     method getVertexAttribOffset
+[Worker]     method hint
+[Worker]     method invalidateFramebuffer
+[Worker]     method invalidateSubFramebuffer
+[Worker]     method isBuffer
+[Worker]     method isContextLost
+[Worker]     method isEnabled
+[Worker]     method isFramebuffer
+[Worker]     method isProgram
+[Worker]     method isQuery
+[Worker]     method isRenderbuffer
+[Worker]     method isSampler
+[Worker]     method isShader
+[Worker]     method isSync
+[Worker]     method isTexture
+[Worker]     method isTransformFeedback
+[Worker]     method isVertexArray
+[Worker]     method lineWidth
+[Worker]     method linkProgram
+[Worker]     method pauseTransformFeedback
+[Worker]     method pixelStorei
+[Worker]     method polygonOffset
+[Worker]     method readBuffer
+[Worker]     method readPixels
+[Worker]     method renderbufferStorage
+[Worker]     method renderbufferStorageMultisample
+[Worker]     method resumeTransformFeedback
+[Worker]     method sampleCoverage
+[Worker]     method samplerParameterf
+[Worker]     method samplerParameteri
+[Worker]     method scissor
+[Worker]     method shaderSource
+[Worker]     method stencilFunc
+[Worker]     method stencilFuncSeparate
+[Worker]     method stencilMask
+[Worker]     method stencilMaskSeparate
+[Worker]     method stencilOp
+[Worker]     method stencilOpSeparate
+[Worker]     method texImage2D
+[Worker]     method texImage3D
+[Worker]     method texParameterf
+[Worker]     method texParameteri
+[Worker]     method texStorage2D
+[Worker]     method texStorage3D
+[Worker]     method texSubImage2D
+[Worker]     method texSubImage3D
+[Worker]     method transformFeedbackVaryings
+[Worker]     method uniform1f
+[Worker]     method uniform1fv
+[Worker]     method uniform1i
+[Worker]     method uniform1iv
+[Worker]     method uniform1ui
+[Worker]     method uniform1uiv
+[Worker]     method uniform2f
+[Worker]     method uniform2fv
+[Worker]     method uniform2i
+[Worker]     method uniform2iv
+[Worker]     method uniform2ui
+[Worker]     method uniform2uiv
+[Worker]     method uniform3f
+[Worker]     method uniform3fv
+[Worker]     method uniform3i
+[Worker]     method uniform3iv
+[Worker]     method uniform3ui
+[Worker]     method uniform3uiv
+[Worker]     method uniform4f
+[Worker]     method uniform4fv
+[Worker]     method uniform4i
+[Worker]     method uniform4iv
+[Worker]     method uniform4ui
+[Worker]     method uniform4uiv
+[Worker]     method uniformBlockBinding
+[Worker]     method uniformMatrix2fv
+[Worker]     method uniformMatrix2x3fv
+[Worker]     method uniformMatrix2x4fv
+[Worker]     method uniformMatrix3fv
+[Worker]     method uniformMatrix3x2fv
+[Worker]     method uniformMatrix3x4fv
+[Worker]     method uniformMatrix4fv
+[Worker]     method uniformMatrix4x2fv
+[Worker]     method uniformMatrix4x3fv
+[Worker]     method useProgram
+[Worker]     method validateProgram
+[Worker]     method vertexAttrib1f
+[Worker]     method vertexAttrib1fv
+[Worker]     method vertexAttrib2f
+[Worker]     method vertexAttrib2fv
+[Worker]     method vertexAttrib3f
+[Worker]     method vertexAttrib3fv
+[Worker]     method vertexAttrib4f
+[Worker]     method vertexAttrib4fv
+[Worker]     method vertexAttribDivisor
+[Worker]     method vertexAttribI4i
+[Worker]     method vertexAttribI4iv
+[Worker]     method vertexAttribI4ui
+[Worker]     method vertexAttribI4uiv
+[Worker]     method vertexAttribIPointer
+[Worker]     method vertexAttribPointer
+[Worker]     method viewport
+[Worker]     method waitSync
+[Worker] interface WebGLRenderingContext
+[Worker]     attribute @@toStringTag
+[Worker]     attribute ACTIVE_ATTRIBUTES
+[Worker]     attribute ACTIVE_TEXTURE
+[Worker]     attribute ACTIVE_UNIFORMS
+[Worker]     attribute ALIASED_LINE_WIDTH_RANGE
+[Worker]     attribute ALIASED_POINT_SIZE_RANGE
+[Worker]     attribute ALPHA
+[Worker]     attribute ALPHA_BITS
+[Worker]     attribute ALWAYS
+[Worker]     attribute ARRAY_BUFFER
+[Worker]     attribute ARRAY_BUFFER_BINDING
+[Worker]     attribute ATTACHED_SHADERS
+[Worker]     attribute BACK
+[Worker]     attribute BLEND
+[Worker]     attribute BLEND_COLOR
+[Worker]     attribute BLEND_DST_ALPHA
+[Worker]     attribute BLEND_DST_RGB
+[Worker]     attribute BLEND_EQUATION
+[Worker]     attribute BLEND_EQUATION_ALPHA
+[Worker]     attribute BLEND_EQUATION_RGB
+[Worker]     attribute BLEND_SRC_ALPHA
+[Worker]     attribute BLEND_SRC_RGB
+[Worker]     attribute BLUE_BITS
+[Worker]     attribute BOOL
+[Worker]     attribute BOOL_VEC2
+[Worker]     attribute BOOL_VEC3
+[Worker]     attribute BOOL_VEC4
+[Worker]     attribute BROWSER_DEFAULT_WEBGL
+[Worker]     attribute BUFFER_SIZE
+[Worker]     attribute BUFFER_USAGE
+[Worker]     attribute BYTE
+[Worker]     attribute CCW
+[Worker]     attribute CLAMP_TO_EDGE
+[Worker]     attribute COLOR_ATTACHMENT0
+[Worker]     attribute COLOR_BUFFER_BIT
+[Worker]     attribute COLOR_CLEAR_VALUE
+[Worker]     attribute COLOR_WRITEMASK
+[Worker]     attribute COMPILE_STATUS
+[Worker]     attribute COMPRESSED_TEXTURE_FORMATS
+[Worker]     attribute CONSTANT_ALPHA
+[Worker]     attribute CONSTANT_COLOR
+[Worker]     attribute CONTEXT_LOST_WEBGL
+[Worker]     attribute CULL_FACE
+[Worker]     attribute CULL_FACE_MODE
+[Worker]     attribute CURRENT_PROGRAM
+[Worker]     attribute CURRENT_VERTEX_ATTRIB
+[Worker]     attribute CW
+[Worker]     attribute DECR
+[Worker]     attribute DECR_WRAP
+[Worker]     attribute DELETE_STATUS
+[Worker]     attribute DEPTH_ATTACHMENT
+[Worker]     attribute DEPTH_BITS
+[Worker]     attribute DEPTH_BUFFER_BIT
+[Worker]     attribute DEPTH_CLEAR_VALUE
+[Worker]     attribute DEPTH_COMPONENT
+[Worker]     attribute DEPTH_COMPONENT16
+[Worker]     attribute DEPTH_FUNC
+[Worker]     attribute DEPTH_RANGE
+[Worker]     attribute DEPTH_STENCIL
+[Worker]     attribute DEPTH_STENCIL_ATTACHMENT
+[Worker]     attribute DEPTH_TEST
+[Worker]     attribute DEPTH_WRITEMASK
+[Worker]     attribute DITHER
+[Worker]     attribute DONT_CARE
+[Worker]     attribute DST_ALPHA
+[Worker]     attribute DST_COLOR
+[Worker]     attribute DYNAMIC_DRAW
+[Worker]     attribute ELEMENT_ARRAY_BUFFER
+[Worker]     attribute ELEMENT_ARRAY_BUFFER_BINDING
+[Worker]     attribute EQUAL
+[Worker]     attribute FASTEST
+[Worker]     attribute FLOAT
+[Worker]     attribute FLOAT_MAT2
+[Worker]     attribute FLOAT_MAT3
+[Worker]     attribute FLOAT_MAT4
+[Worker]     attribute FLOAT_VEC2
+[Worker]     attribute FLOAT_VEC3
+[Worker]     attribute FLOAT_VEC4
+[Worker]     attribute FRAGMENT_SHADER
+[Worker]     attribute FRAMEBUFFER
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_OBJECT_NAME
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL
+[Worker]     attribute FRAMEBUFFER_BINDING
+[Worker]     attribute FRAMEBUFFER_COMPLETE
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_ATTACHMENT
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_DIMENSIONS
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT
+[Worker]     attribute FRAMEBUFFER_UNSUPPORTED
+[Worker]     attribute FRONT
+[Worker]     attribute FRONT_AND_BACK
+[Worker]     attribute FRONT_FACE
+[Worker]     attribute FUNC_ADD
+[Worker]     attribute FUNC_REVERSE_SUBTRACT
+[Worker]     attribute FUNC_SUBTRACT
+[Worker]     attribute GENERATE_MIPMAP_HINT
+[Worker]     attribute GEQUAL
+[Worker]     attribute GREATER
+[Worker]     attribute GREEN_BITS
+[Worker]     attribute HIGH_FLOAT
+[Worker]     attribute HIGH_INT
+[Worker]     attribute IMPLEMENTATION_COLOR_READ_FORMAT
+[Worker]     attribute IMPLEMENTATION_COLOR_READ_TYPE
+[Worker]     attribute INCR
+[Worker]     attribute INCR_WRAP
+[Worker]     attribute INT
+[Worker]     attribute INT_VEC2
+[Worker]     attribute INT_VEC3
+[Worker]     attribute INT_VEC4
+[Worker]     attribute INVALID_ENUM
+[Worker]     attribute INVALID_FRAMEBUFFER_OPERATION
+[Worker]     attribute INVALID_OPERATION
+[Worker]     attribute INVALID_VALUE
+[Worker]     attribute INVERT
+[Worker]     attribute KEEP
+[Worker]     attribute LEQUAL
+[Worker]     attribute LESS
+[Worker]     attribute LINEAR
+[Worker]     attribute LINEAR_MIPMAP_LINEAR
+[Worker]     attribute LINEAR_MIPMAP_NEAREST
+[Worker]     attribute LINES
+[Worker]     attribute LINE_LOOP
+[Worker]     attribute LINE_STRIP
+[Worker]     attribute LINE_WIDTH
+[Worker]     attribute LINK_STATUS
+[Worker]     attribute LOW_FLOAT
+[Worker]     attribute LOW_INT
+[Worker]     attribute LUMINANCE
+[Worker]     attribute LUMINANCE_ALPHA
+[Worker]     attribute MAX_COMBINED_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_CUBE_MAP_TEXTURE_SIZE
+[Worker]     attribute MAX_FRAGMENT_UNIFORM_VECTORS
+[Worker]     attribute MAX_RENDERBUFFER_SIZE
+[Worker]     attribute MAX_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_TEXTURE_SIZE
+[Worker]     attribute MAX_VARYING_VECTORS
+[Worker]     attribute MAX_VERTEX_ATTRIBS
+[Worker]     attribute MAX_VERTEX_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_VERTEX_UNIFORM_VECTORS
+[Worker]     attribute MAX_VIEWPORT_DIMS
+[Worker]     attribute MEDIUM_FLOAT
+[Worker]     attribute MEDIUM_INT
+[Worker]     attribute MIRRORED_REPEAT
+[Worker]     attribute NEAREST
+[Worker]     attribute NEAREST_MIPMAP_LINEAR
+[Worker]     attribute NEAREST_MIPMAP_NEAREST
+[Worker]     attribute NEVER
+[Worker]     attribute NICEST
+[Worker]     attribute NONE
+[Worker]     attribute NOTEQUAL
+[Worker]     attribute NO_ERROR
+[Worker]     attribute ONE
+[Worker]     attribute ONE_MINUS_CONSTANT_ALPHA
+[Worker]     attribute ONE_MINUS_CONSTANT_COLOR
+[Worker]     attribute ONE_MINUS_DST_ALPHA
+[Worker]     attribute ONE_MINUS_DST_COLOR
+[Worker]     attribute ONE_MINUS_SRC_ALPHA
+[Worker]     attribute ONE_MINUS_SRC_COLOR
+[Worker]     attribute OUT_OF_MEMORY
+[Worker]     attribute PACK_ALIGNMENT
+[Worker]     attribute POINTS
+[Worker]     attribute POLYGON_OFFSET_FACTOR
+[Worker]     attribute POLYGON_OFFSET_FILL
+[Worker]     attribute POLYGON_OFFSET_UNITS
+[Worker]     attribute RED_BITS
+[Worker]     attribute RENDERBUFFER
+[Worker]     attribute RENDERBUFFER_ALPHA_SIZE
+[Worker]     attribute RENDERBUFFER_BINDING
+[Worker]     attribute RENDERBUFFER_BLUE_SIZE
+[Worker]     attribute RENDERBUFFER_DEPTH_SIZE
+[Worker]     attribute RENDERBUFFER_GREEN_SIZE
+[Worker]     attribute RENDERBUFFER_HEIGHT
+[Worker]     attribute RENDERBUFFER_INTERNAL_FORMAT
+[Worker]     attribute RENDERBUFFER_RED_SIZE
+[Worker]     attribute RENDERBUFFER_STENCIL_SIZE
+[Worker]     attribute RENDERBUFFER_WIDTH
+[Worker]     attribute RENDERER
+[Worker]     attribute REPEAT
+[Worker]     attribute REPLACE
+[Worker]     attribute RGB
+[Worker]     attribute RGB565
+[Worker]     attribute RGB5_A1
+[Worker]     attribute RGBA
+[Worker]     attribute RGBA4
+[Worker]     attribute SAMPLER_2D
+[Worker]     attribute SAMPLER_CUBE
+[Worker]     attribute SAMPLES
+[Worker]     attribute SAMPLE_ALPHA_TO_COVERAGE
+[Worker]     attribute SAMPLE_BUFFERS
+[Worker]     attribute SAMPLE_COVERAGE
+[Worker]     attribute SAMPLE_COVERAGE_INVERT
+[Worker]     attribute SAMPLE_COVERAGE_VALUE
+[Worker]     attribute SCISSOR_BOX
+[Worker]     attribute SCISSOR_TEST
+[Worker]     attribute SHADER_TYPE
+[Worker]     attribute SHADING_LANGUAGE_VERSION
+[Worker]     attribute SHORT
+[Worker]     attribute SRC_ALPHA
+[Worker]     attribute SRC_ALPHA_SATURATE
+[Worker]     attribute SRC_COLOR
+[Worker]     attribute STATIC_DRAW
+[Worker]     attribute STENCIL_ATTACHMENT
+[Worker]     attribute STENCIL_BACK_FAIL
+[Worker]     attribute STENCIL_BACK_FUNC
+[Worker]     attribute STENCIL_BACK_PASS_DEPTH_FAIL
+[Worker]     attribute STENCIL_BACK_PASS_DEPTH_PASS
+[Worker]     attribute STENCIL_BACK_REF
+[Worker]     attribute STENCIL_BACK_VALUE_MASK
+[Worker]     attribute STENCIL_BACK_WRITEMASK
+[Worker]     attribute STENCIL_BITS
+[Worker]     attribute STENCIL_BUFFER_BIT
+[Worker]     attribute STENCIL_CLEAR_VALUE
+[Worker]     attribute STENCIL_FAIL
+[Worker]     attribute STENCIL_FUNC
+[Worker]     attribute STENCIL_INDEX8
+[Worker]     attribute STENCIL_PASS_DEPTH_FAIL
+[Worker]     attribute STENCIL_PASS_DEPTH_PASS
+[Worker]     attribute STENCIL_REF
+[Worker]     attribute STENCIL_TEST
+[Worker]     attribute STENCIL_VALUE_MASK
+[Worker]     attribute STENCIL_WRITEMASK
+[Worker]     attribute STREAM_DRAW
+[Worker]     attribute SUBPIXEL_BITS
+[Worker]     attribute TEXTURE
+[Worker]     attribute TEXTURE0
+[Worker]     attribute TEXTURE1
+[Worker]     attribute TEXTURE10
+[Worker]     attribute TEXTURE11
+[Worker]     attribute TEXTURE12
+[Worker]     attribute TEXTURE13
+[Worker]     attribute TEXTURE14
+[Worker]     attribute TEXTURE15
+[Worker]     attribute TEXTURE16
+[Worker]     attribute TEXTURE17
+[Worker]     attribute TEXTURE18
+[Worker]     attribute TEXTURE19
+[Worker]     attribute TEXTURE2
+[Worker]     attribute TEXTURE20
+[Worker]     attribute TEXTURE21
+[Worker]     attribute TEXTURE22
+[Worker]     attribute TEXTURE23
+[Worker]     attribute TEXTURE24
+[Worker]     attribute TEXTURE25
+[Worker]     attribute TEXTURE26
+[Worker]     attribute TEXTURE27
+[Worker]     attribute TEXTURE28
+[Worker]     attribute TEXTURE29
+[Worker]     attribute TEXTURE3
+[Worker]     attribute TEXTURE30
+[Worker]     attribute TEXTURE31
+[Worker]     attribute TEXTURE4
+[Worker]     attribute TEXTURE5
+[Worker]     attribute TEXTURE6
+[Worker]     attribute TEXTURE7
+[Worker]     attribute TEXTURE8
+[Worker]     attribute TEXTURE9
+[Worker]     attribute TEXTURE_2D
+[Worker]     attribute TEXTURE_BINDING_2D
+[Worker]     attribute TEXTURE_BINDING_CUBE_MAP
+[Worker]     attribute TEXTURE_CUBE_MAP
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_X
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_Y
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_Z
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_X
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_Y
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_Z
+[Worker]     attribute TEXTURE_MAG_FILTER
+[Worker]     attribute TEXTURE_MIN_FILTER
+[Worker]     attribute TEXTURE_WRAP_S
+[Worker]     attribute TEXTURE_WRAP_T
+[Worker]     attribute TRIANGLES
+[Worker]     attribute TRIANGLE_FAN
+[Worker]     attribute TRIANGLE_STRIP
+[Worker]     attribute UNPACK_ALIGNMENT
+[Worker]     attribute UNPACK_COLORSPACE_CONVERSION_WEBGL
+[Worker]     attribute UNPACK_FLIP_Y_WEBGL
+[Worker]     attribute UNPACK_PREMULTIPLY_ALPHA_WEBGL
+[Worker]     attribute UNSIGNED_BYTE
+[Worker]     attribute UNSIGNED_INT
+[Worker]     attribute UNSIGNED_SHORT
+[Worker]     attribute UNSIGNED_SHORT_4_4_4_4
+[Worker]     attribute UNSIGNED_SHORT_5_5_5_1
+[Worker]     attribute UNSIGNED_SHORT_5_6_5
+[Worker]     attribute VALIDATE_STATUS
+[Worker]     attribute VENDOR
+[Worker]     attribute VERSION
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_BUFFER_BINDING
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_ENABLED
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_NORMALIZED
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_POINTER
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_SIZE
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_STRIDE
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_TYPE
+[Worker]     attribute VERTEX_SHADER
+[Worker]     attribute VIEWPORT
+[Worker]     attribute ZERO
+[Worker]     getter canvas
+[Worker]     getter drawingBufferHeight
+[Worker]     getter drawingBufferWidth
+[Worker]     method activeTexture
+[Worker]     method attachShader
+[Worker]     method bindAttribLocation
+[Worker]     method bindBuffer
+[Worker]     method bindFramebuffer
+[Worker]     method bindRenderbuffer
+[Worker]     method bindTexture
+[Worker]     method blendColor
+[Worker]     method blendEquation
+[Worker]     method blendEquationSeparate
+[Worker]     method blendFunc
+[Worker]     method blendFuncSeparate
+[Worker]     method bufferData
+[Worker]     method bufferSubData
+[Worker]     method checkFramebufferStatus
+[Worker]     method clear
+[Worker]     method clearColor
+[Worker]     method clearDepth
+[Worker]     method clearStencil
+[Worker]     method colorMask
+[Worker]     method commit
+[Worker]     method compileShader
+[Worker]     method compressedTexImage2D
+[Worker]     method compressedTexSubImage2D
+[Worker]     method constructor
+[Worker]     method copyTexImage2D
+[Worker]     method copyTexSubImage2D
+[Worker]     method createBuffer
+[Worker]     method createFramebuffer
+[Worker]     method createProgram
+[Worker]     method createRenderbuffer
+[Worker]     method createShader
+[Worker]     method createTexture
+[Worker]     method cullFace
+[Worker]     method deleteBuffer
+[Worker]     method deleteFramebuffer
+[Worker]     method deleteProgram
+[Worker]     method deleteRenderbuffer
+[Worker]     method deleteShader
+[Worker]     method deleteTexture
+[Worker]     method depthFunc
+[Worker]     method depthMask
+[Worker]     method depthRange
+[Worker]     method detachShader
+[Worker]     method disable
+[Worker]     method disableVertexAttribArray
+[Worker]     method drawArrays
+[Worker]     method drawElements
+[Worker]     method enable
+[Worker]     method enableVertexAttribArray
+[Worker]     method finish
+[Worker]     method flush
+[Worker]     method framebufferRenderbuffer
+[Worker]     method framebufferTexture2D
+[Worker]     method frontFace
+[Worker]     method generateMipmap
+[Worker]     method getActiveAttrib
+[Worker]     method getActiveUniform
+[Worker]     method getAttachedShaders
+[Worker]     method getAttribLocation
+[Worker]     method getBufferParameter
+[Worker]     method getContextAttributes
+[Worker]     method getError
+[Worker]     method getExtension
+[Worker]     method getFramebufferAttachmentParameter
+[Worker]     method getParameter
+[Worker]     method getProgramInfoLog
+[Worker]     method getProgramParameter
+[Worker]     method getRenderbufferParameter
+[Worker]     method getShaderInfoLog
+[Worker]     method getShaderParameter
+[Worker]     method getShaderPrecisionFormat
+[Worker]     method getShaderSource
+[Worker]     method getSupportedExtensions
+[Worker]     method getTexParameter
+[Worker]     method getUniform
+[Worker]     method getUniformLocation
+[Worker]     method getVertexAttrib
+[Worker]     method getVertexAttribOffset
+[Worker]     method hint
+[Worker]     method isBuffer
+[Worker]     method isContextLost
+[Worker]     method isEnabled
+[Worker]     method isFramebuffer
+[Worker]     method isProgram
+[Worker]     method isRenderbuffer
+[Worker]     method isShader
+[Worker]     method isTexture
+[Worker]     method lineWidth
+[Worker]     method linkProgram
+[Worker]     method pixelStorei
+[Worker]     method polygonOffset
+[Worker]     method readPixels
+[Worker]     method renderbufferStorage
+[Worker]     method sampleCoverage
+[Worker]     method scissor
+[Worker]     method shaderSource
+[Worker]     method stencilFunc
+[Worker]     method stencilFuncSeparate
+[Worker]     method stencilMask
+[Worker]     method stencilMaskSeparate
+[Worker]     method stencilOp
+[Worker]     method stencilOpSeparate
+[Worker]     method texImage2D
+[Worker]     method texParameterf
+[Worker]     method texParameteri
+[Worker]     method texSubImage2D
+[Worker]     method uniform1f
+[Worker]     method uniform1fv
+[Worker]     method uniform1i
+[Worker]     method uniform1iv
+[Worker]     method uniform2f
+[Worker]     method uniform2fv
+[Worker]     method uniform2i
+[Worker]     method uniform2iv
+[Worker]     method uniform3f
+[Worker]     method uniform3fv
+[Worker]     method uniform3i
+[Worker]     method uniform3iv
+[Worker]     method uniform4f
+[Worker]     method uniform4fv
+[Worker]     method uniform4i
+[Worker]     method uniform4iv
+[Worker]     method uniformMatrix2fv
+[Worker]     method uniformMatrix3fv
+[Worker]     method uniformMatrix4fv
+[Worker]     method useProgram
+[Worker]     method validateProgram
+[Worker]     method vertexAttrib1f
+[Worker]     method vertexAttrib1fv
+[Worker]     method vertexAttrib2f
+[Worker]     method vertexAttrib2fv
+[Worker]     method vertexAttrib3f
+[Worker]     method vertexAttrib3fv
+[Worker]     method vertexAttrib4f
+[Worker]     method vertexAttrib4fv
+[Worker]     method vertexAttribPointer
+[Worker]     method viewport
 [Worker] interface WebSocket : EventTarget
 [Worker]     attribute @@toStringTag
 [Worker]     attribute CLOSED
@@ -910,6 +2275,7 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     attribute @@toStringTag
 [Worker]     getter caches
 [Worker]     getter crypto
+[Worker]     getter fonts
 [Worker]     getter indexedDB
 [Worker]     getter isSecureContext
 [Worker]     getter location
@@ -922,12 +2288,14 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     getter self
 [Worker]     method atob
 [Worker]     method btoa
+[Worker]     method cancelAnimationFrame
 [Worker]     method clearInterval
 [Worker]     method clearTimeout
 [Worker]     method constructor
 [Worker]     method createImageBitmap
 [Worker]     method fetch
 [Worker]     method importScripts
+[Worker]     method requestAnimationFrame
 [Worker]     method setInterval
 [Worker]     method setTimeout
 [Worker]     setter onerror

third_party/WebKit/LayoutTests/virtual/stable/webexposed/global-interface-listing-shared-worker-expected.txt

@@ -57,6 +57,14 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     method keys
 [Worker]     method match
 [Worker]     method open
+[Worker] interface CanvasGradient
+[Worker]     attribute @@toStringTag
+[Worker]     method addColorStop
+[Worker]     method constructor
+[Worker] interface CanvasPattern
+[Worker]     attribute @@toStringTag
+[Worker]     method constructor
+[Worker]     method setTransform
 [Worker] interface CloseEvent : Event
 [Worker]     attribute @@toStringTag
 [Worker]     getter code
@@ -376,6 +384,28 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     method readAsBinaryString
 [Worker]     method readAsDataURL
 [Worker]     method readAsText
+[Worker] interface FontFace
+[Worker]     attribute @@toStringTag
+[Worker]     getter display
+[Worker]     getter family
+[Worker]     getter featureSettings
+[Worker]     getter loaded
+[Worker]     getter status
+[Worker]     getter stretch
+[Worker]     getter style
+[Worker]     getter unicodeRange
+[Worker]     getter variant
+[Worker]     getter weight
+[Worker]     method constructor
+[Worker]     method load
+[Worker]     setter display
+[Worker]     setter family
+[Worker]     setter featureSettings
+[Worker]     setter stretch
+[Worker]     setter style
+[Worker]     setter unicodeRange
+[Worker]     setter variant
+[Worker]     setter weight
 [Worker] interface FormData
 [Worker]     attribute @@toStringTag
 [Worker]     method @@iterator
@@ -615,6 +645,112 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     setter onclose
 [Worker]     setter onerror
 [Worker]     setter onshow
+[Worker] interface OffscreenCanvas : EventTarget
+[Worker]     attribute @@toStringTag
+[Worker]     getter height
+[Worker]     getter width
+[Worker]     method constructor
+[Worker]     method convertToBlob
+[Worker]     method getContext
+[Worker]     method transferToImageBitmap
+[Worker]     setter height
+[Worker]     setter width
+[Worker] interface OffscreenCanvasRenderingContext2D
+[Worker]     attribute @@toStringTag
+[Worker]     getter canvas
+[Worker]     getter direction
+[Worker]     getter fillStyle
+[Worker]     getter filter
+[Worker]     getter font
+[Worker]     getter globalAlpha
+[Worker]     getter globalCompositeOperation
+[Worker]     getter imageSmoothingEnabled
+[Worker]     getter imageSmoothingQuality
+[Worker]     getter lineCap
+[Worker]     getter lineDashOffset
+[Worker]     getter lineJoin
+[Worker]     getter lineWidth
+[Worker]     getter miterLimit
+[Worker]     getter shadowBlur
+[Worker]     getter shadowColor
+[Worker]     getter shadowOffsetX
+[Worker]     getter shadowOffsetY
+[Worker]     getter strokeStyle
+[Worker]     getter textAlign
+[Worker]     getter textBaseline
+[Worker]     method arc
+[Worker]     method arcTo
+[Worker]     method beginPath
+[Worker]     method bezierCurveTo
+[Worker]     method clearRect
+[Worker]     method clip
+[Worker]     method closePath
+[Worker]     method commit
+[Worker]     method constructor
+[Worker]     method createImageData
+[Worker]     method createLinearGradient
+[Worker]     method createPattern
+[Worker]     method createRadialGradient
+[Worker]     method drawImage
+[Worker]     method ellipse
+[Worker]     method fill
+[Worker]     method fillRect
+[Worker]     method fillText
+[Worker]     method getImageData
+[Worker]     method getLineDash
+[Worker]     method isPointInPath
+[Worker]     method isPointInStroke
+[Worker]     method lineTo
+[Worker]     method measureText
+[Worker]     method moveTo
+[Worker]     method putImageData
+[Worker]     method quadraticCurveTo
+[Worker]     method rect
+[Worker]     method resetTransform
+[Worker]     method restore
+[Worker]     method rotate
+[Worker]     method save
+[Worker]     method scale
+[Worker]     method setLineDash
+[Worker]     method setTransform
+[Worker]     method stroke
+[Worker]     method strokeRect
+[Worker]     method strokeText
+[Worker]     method transform
+[Worker]     method translate
+[Worker]     setter direction
+[Worker]     setter fillStyle
+[Worker]     setter filter
+[Worker]     setter font
+[Worker]     setter globalAlpha
+[Worker]     setter globalCompositeOperation
+[Worker]     setter imageSmoothingEnabled
+[Worker]     setter imageSmoothingQuality
+[Worker]     setter lineCap
+[Worker]     setter lineDashOffset
+[Worker]     setter lineJoin
+[Worker]     setter lineWidth
+[Worker]     setter miterLimit
+[Worker]     setter shadowBlur
+[Worker]     setter shadowColor
+[Worker]     setter shadowOffsetX
+[Worker]     setter shadowOffsetY
+[Worker]     setter strokeStyle
+[Worker]     setter textAlign
+[Worker]     setter textBaseline
+[Worker] interface Path2D
+[Worker]     attribute @@toStringTag
+[Worker]     method addPath
+[Worker]     method arc
+[Worker]     method arcTo
+[Worker]     method bezierCurveTo
+[Worker]     method closePath
+[Worker]     method constructor
+[Worker]     method ellipse
+[Worker]     method lineTo
+[Worker]     method moveTo
+[Worker]     method quadraticCurveTo
+[Worker]     method rect
 [Worker] interface Performance : EventTarget
 [Worker]     attribute @@toStringTag
 [Worker]     getter onresourcetimingbufferfull
@@ -882,6 +1018,1235 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     method sort
 [Worker]     method toString
 [Worker]     method values
+[Worker] interface WebGL2RenderingContext
+[Worker]     attribute @@toStringTag
+[Worker]     attribute ACTIVE_ATTRIBUTES
+[Worker]     attribute ACTIVE_TEXTURE
+[Worker]     attribute ACTIVE_UNIFORMS
+[Worker]     attribute ACTIVE_UNIFORM_BLOCKS
+[Worker]     attribute ALIASED_LINE_WIDTH_RANGE
+[Worker]     attribute ALIASED_POINT_SIZE_RANGE
+[Worker]     attribute ALPHA
+[Worker]     attribute ALPHA_BITS
+[Worker]     attribute ALREADY_SIGNALED
+[Worker]     attribute ALWAYS
+[Worker]     attribute ANY_SAMPLES_PASSED
+[Worker]     attribute ANY_SAMPLES_PASSED_CONSERVATIVE
+[Worker]     attribute ARRAY_BUFFER
+[Worker]     attribute ARRAY_BUFFER_BINDING
+[Worker]     attribute ATTACHED_SHADERS
+[Worker]     attribute BACK
+[Worker]     attribute BLEND
+[Worker]     attribute BLEND_COLOR
+[Worker]     attribute BLEND_DST_ALPHA
+[Worker]     attribute BLEND_DST_RGB
+[Worker]     attribute BLEND_EQUATION
+[Worker]     attribute BLEND_EQUATION_ALPHA
+[Worker]     attribute BLEND_EQUATION_RGB
+[Worker]     attribute BLEND_SRC_ALPHA
+[Worker]     attribute BLEND_SRC_RGB
+[Worker]     attribute BLUE_BITS
+[Worker]     attribute BOOL
+[Worker]     attribute BOOL_VEC2
+[Worker]     attribute BOOL_VEC3
+[Worker]     attribute BOOL_VEC4
+[Worker]     attribute BROWSER_DEFAULT_WEBGL
+[Worker]     attribute BUFFER_SIZE
+[Worker]     attribute BUFFER_USAGE
+[Worker]     attribute BYTE
+[Worker]     attribute CCW
+[Worker]     attribute CLAMP_TO_EDGE
+[Worker]     attribute COLOR
+[Worker]     attribute COLOR_ATTACHMENT0
+[Worker]     attribute COLOR_ATTACHMENT1
+[Worker]     attribute COLOR_ATTACHMENT10
+[Worker]     attribute COLOR_ATTACHMENT11
+[Worker]     attribute COLOR_ATTACHMENT12
+[Worker]     attribute COLOR_ATTACHMENT13
+[Worker]     attribute COLOR_ATTACHMENT14
+[Worker]     attribute COLOR_ATTACHMENT15
+[Worker]     attribute COLOR_ATTACHMENT2
+[Worker]     attribute COLOR_ATTACHMENT3
+[Worker]     attribute COLOR_ATTACHMENT4
+[Worker]     attribute COLOR_ATTACHMENT5
+[Worker]     attribute COLOR_ATTACHMENT6
+[Worker]     attribute COLOR_ATTACHMENT7
+[Worker]     attribute COLOR_ATTACHMENT8
+[Worker]     attribute COLOR_ATTACHMENT9
+[Worker]     attribute COLOR_BUFFER_BIT
+[Worker]     attribute COLOR_CLEAR_VALUE
+[Worker]     attribute COLOR_WRITEMASK
+[Worker]     attribute COMPARE_REF_TO_TEXTURE
+[Worker]     attribute COMPILE_STATUS
+[Worker]     attribute COMPRESSED_TEXTURE_FORMATS
+[Worker]     attribute CONDITION_SATISFIED
+[Worker]     attribute CONSTANT_ALPHA
+[Worker]     attribute CONSTANT_COLOR
+[Worker]     attribute CONTEXT_LOST_WEBGL
+[Worker]     attribute COPY_READ_BUFFER
+[Worker]     attribute COPY_READ_BUFFER_BINDING
+[Worker]     attribute COPY_WRITE_BUFFER
+[Worker]     attribute COPY_WRITE_BUFFER_BINDING
+[Worker]     attribute CULL_FACE
+[Worker]     attribute CULL_FACE_MODE
+[Worker]     attribute CURRENT_PROGRAM
+[Worker]     attribute CURRENT_QUERY
+[Worker]     attribute CURRENT_VERTEX_ATTRIB
+[Worker]     attribute CW
+[Worker]     attribute DECR
+[Worker]     attribute DECR_WRAP
+[Worker]     attribute DELETE_STATUS
+[Worker]     attribute DEPTH
+[Worker]     attribute DEPTH24_STENCIL8
+[Worker]     attribute DEPTH32F_STENCIL8
+[Worker]     attribute DEPTH_ATTACHMENT
+[Worker]     attribute DEPTH_BITS
+[Worker]     attribute DEPTH_BUFFER_BIT
+[Worker]     attribute DEPTH_CLEAR_VALUE
+[Worker]     attribute DEPTH_COMPONENT
+[Worker]     attribute DEPTH_COMPONENT16
+[Worker]     attribute DEPTH_COMPONENT24
+[Worker]     attribute DEPTH_COMPONENT32F
+[Worker]     attribute DEPTH_FUNC
+[Worker]     attribute DEPTH_RANGE
+[Worker]     attribute DEPTH_STENCIL
+[Worker]     attribute DEPTH_STENCIL_ATTACHMENT
+[Worker]     attribute DEPTH_TEST
+[Worker]     attribute DEPTH_WRITEMASK
+[Worker]     attribute DITHER
+[Worker]     attribute DONT_CARE
+[Worker]     attribute DRAW_BUFFER0
+[Worker]     attribute DRAW_BUFFER1
+[Worker]     attribute DRAW_BUFFER10
+[Worker]     attribute DRAW_BUFFER11
+[Worker]     attribute DRAW_BUFFER12
+[Worker]     attribute DRAW_BUFFER13
+[Worker]     attribute DRAW_BUFFER14
+[Worker]     attribute DRAW_BUFFER15
+[Worker]     attribute DRAW_BUFFER2
+[Worker]     attribute DRAW_BUFFER3
+[Worker]     attribute DRAW_BUFFER4
+[Worker]     attribute DRAW_BUFFER5
+[Worker]     attribute DRAW_BUFFER6
+[Worker]     attribute DRAW_BUFFER7
+[Worker]     attribute DRAW_BUFFER8
+[Worker]     attribute DRAW_BUFFER9
+[Worker]     attribute DRAW_FRAMEBUFFER
+[Worker]     attribute DRAW_FRAMEBUFFER_BINDING
+[Worker]     attribute DST_ALPHA
+[Worker]     attribute DST_COLOR
+[Worker]     attribute DYNAMIC_COPY
+[Worker]     attribute DYNAMIC_DRAW
+[Worker]     attribute DYNAMIC_READ
+[Worker]     attribute ELEMENT_ARRAY_BUFFER
+[Worker]     attribute ELEMENT_ARRAY_BUFFER_BINDING
+[Worker]     attribute EQUAL
+[Worker]     attribute FASTEST
+[Worker]     attribute FLOAT
+[Worker]     attribute FLOAT_32_UNSIGNED_INT_24_8_REV
+[Worker]     attribute FLOAT_MAT2
+[Worker]     attribute FLOAT_MAT2x3
+[Worker]     attribute FLOAT_MAT2x4
+[Worker]     attribute FLOAT_MAT3
+[Worker]     attribute FLOAT_MAT3x2
+[Worker]     attribute FLOAT_MAT3x4
+[Worker]     attribute FLOAT_MAT4
+[Worker]     attribute FLOAT_MAT4x2
+[Worker]     attribute FLOAT_MAT4x3
+[Worker]     attribute FLOAT_VEC2
+[Worker]     attribute FLOAT_VEC3
+[Worker]     attribute FLOAT_VEC4
+[Worker]     attribute FRAGMENT_SHADER
+[Worker]     attribute FRAGMENT_SHADER_DERIVATIVE_HINT
+[Worker]     attribute FRAMEBUFFER
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_BLUE_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_GREEN_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_OBJECT_NAME
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_RED_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL
+[Worker]     attribute FRAMEBUFFER_BINDING
+[Worker]     attribute FRAMEBUFFER_COMPLETE
+[Worker]     attribute FRAMEBUFFER_DEFAULT
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_ATTACHMENT
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_DIMENSIONS
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_MULTISAMPLE
+[Worker]     attribute FRAMEBUFFER_UNSUPPORTED
+[Worker]     attribute FRONT
+[Worker]     attribute FRONT_AND_BACK
+[Worker]     attribute FRONT_FACE
+[Worker]     attribute FUNC_ADD
+[Worker]     attribute FUNC_REVERSE_SUBTRACT
+[Worker]     attribute FUNC_SUBTRACT
+[Worker]     attribute GENERATE_MIPMAP_HINT
+[Worker]     attribute GEQUAL
+[Worker]     attribute GREATER
+[Worker]     attribute GREEN_BITS
+[Worker]     attribute HALF_FLOAT
+[Worker]     attribute HIGH_FLOAT
+[Worker]     attribute HIGH_INT
+[Worker]     attribute IMPLEMENTATION_COLOR_READ_FORMAT
+[Worker]     attribute IMPLEMENTATION_COLOR_READ_TYPE
+[Worker]     attribute INCR
+[Worker]     attribute INCR_WRAP
+[Worker]     attribute INT
+[Worker]     attribute INTERLEAVED_ATTRIBS
+[Worker]     attribute INT_2_10_10_10_REV
+[Worker]     attribute INT_SAMPLER_2D
+[Worker]     attribute INT_SAMPLER_2D_ARRAY
+[Worker]     attribute INT_SAMPLER_3D
+[Worker]     attribute INT_SAMPLER_CUBE
+[Worker]     attribute INT_VEC2
+[Worker]     attribute INT_VEC3
+[Worker]     attribute INT_VEC4
+[Worker]     attribute INVALID_ENUM
+[Worker]     attribute INVALID_FRAMEBUFFER_OPERATION
+[Worker]     attribute INVALID_INDEX
+[Worker]     attribute INVALID_OPERATION
+[Worker]     attribute INVALID_VALUE
+[Worker]     attribute INVERT
+[Worker]     attribute KEEP
+[Worker]     attribute LEQUAL
+[Worker]     attribute LESS
+[Worker]     attribute LINEAR
+[Worker]     attribute LINEAR_MIPMAP_LINEAR
+[Worker]     attribute LINEAR_MIPMAP_NEAREST
+[Worker]     attribute LINES
+[Worker]     attribute LINE_LOOP
+[Worker]     attribute LINE_STRIP
+[Worker]     attribute LINE_WIDTH
+[Worker]     attribute LINK_STATUS
+[Worker]     attribute LOW_FLOAT
+[Worker]     attribute LOW_INT
+[Worker]     attribute LUMINANCE
+[Worker]     attribute LUMINANCE_ALPHA
+[Worker]     attribute MAX
+[Worker]     attribute MAX_3D_TEXTURE_SIZE
+[Worker]     attribute MAX_ARRAY_TEXTURE_LAYERS
+[Worker]     attribute MAX_CLIENT_WAIT_TIMEOUT_WEBGL
+[Worker]     attribute MAX_COLOR_ATTACHMENTS
+[Worker]     attribute MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS
+[Worker]     attribute MAX_COMBINED_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_COMBINED_UNIFORM_BLOCKS
+[Worker]     attribute MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS
+[Worker]     attribute MAX_CUBE_MAP_TEXTURE_SIZE
+[Worker]     attribute MAX_DRAW_BUFFERS
+[Worker]     attribute MAX_ELEMENTS_INDICES
+[Worker]     attribute MAX_ELEMENTS_VERTICES
+[Worker]     attribute MAX_ELEMENT_INDEX
+[Worker]     attribute MAX_FRAGMENT_INPUT_COMPONENTS
+[Worker]     attribute MAX_FRAGMENT_UNIFORM_BLOCKS
+[Worker]     attribute MAX_FRAGMENT_UNIFORM_COMPONENTS
+[Worker]     attribute MAX_FRAGMENT_UNIFORM_VECTORS
+[Worker]     attribute MAX_PROGRAM_TEXEL_OFFSET
+[Worker]     attribute MAX_RENDERBUFFER_SIZE
+[Worker]     attribute MAX_SAMPLES
+[Worker]     attribute MAX_SERVER_WAIT_TIMEOUT
+[Worker]     attribute MAX_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_TEXTURE_LOD_BIAS
+[Worker]     attribute MAX_TEXTURE_SIZE
+[Worker]     attribute MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS
+[Worker]     attribute MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS
+[Worker]     attribute MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS
+[Worker]     attribute MAX_UNIFORM_BLOCK_SIZE
+[Worker]     attribute MAX_UNIFORM_BUFFER_BINDINGS
+[Worker]     attribute MAX_VARYING_COMPONENTS
+[Worker]     attribute MAX_VARYING_VECTORS
+[Worker]     attribute MAX_VERTEX_ATTRIBS
+[Worker]     attribute MAX_VERTEX_OUTPUT_COMPONENTS
+[Worker]     attribute MAX_VERTEX_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_VERTEX_UNIFORM_BLOCKS
+[Worker]     attribute MAX_VERTEX_UNIFORM_COMPONENTS
+[Worker]     attribute MAX_VERTEX_UNIFORM_VECTORS
+[Worker]     attribute MAX_VIEWPORT_DIMS
+[Worker]     attribute MEDIUM_FLOAT
+[Worker]     attribute MEDIUM_INT
+[Worker]     attribute MIN
+[Worker]     attribute MIN_PROGRAM_TEXEL_OFFSET
+[Worker]     attribute MIRRORED_REPEAT
+[Worker]     attribute NEAREST
+[Worker]     attribute NEAREST_MIPMAP_LINEAR
+[Worker]     attribute NEAREST_MIPMAP_NEAREST
+[Worker]     attribute NEVER
+[Worker]     attribute NICEST
+[Worker]     attribute NONE
+[Worker]     attribute NOTEQUAL
+[Worker]     attribute NO_ERROR
+[Worker]     attribute OBJECT_TYPE
+[Worker]     attribute ONE
+[Worker]     attribute ONE_MINUS_CONSTANT_ALPHA
+[Worker]     attribute ONE_MINUS_CONSTANT_COLOR
+[Worker]     attribute ONE_MINUS_DST_ALPHA
+[Worker]     attribute ONE_MINUS_DST_COLOR
+[Worker]     attribute ONE_MINUS_SRC_ALPHA
+[Worker]     attribute ONE_MINUS_SRC_COLOR
+[Worker]     attribute OUT_OF_MEMORY
+[Worker]     attribute PACK_ALIGNMENT
+[Worker]     attribute PACK_ROW_LENGTH
+[Worker]     attribute PACK_SKIP_PIXELS
+[Worker]     attribute PACK_SKIP_ROWS
+[Worker]     attribute PIXEL_PACK_BUFFER
+[Worker]     attribute PIXEL_PACK_BUFFER_BINDING
+[Worker]     attribute PIXEL_UNPACK_BUFFER
+[Worker]     attribute PIXEL_UNPACK_BUFFER_BINDING
+[Worker]     attribute POINTS
+[Worker]     attribute POLYGON_OFFSET_FACTOR
+[Worker]     attribute POLYGON_OFFSET_FILL
+[Worker]     attribute POLYGON_OFFSET_UNITS
+[Worker]     attribute QUERY_RESULT
+[Worker]     attribute QUERY_RESULT_AVAILABLE
+[Worker]     attribute R11F_G11F_B10F
+[Worker]     attribute R16F
+[Worker]     attribute R16I
+[Worker]     attribute R16UI
+[Worker]     attribute R32F
+[Worker]     attribute R32I
+[Worker]     attribute R32UI
+[Worker]     attribute R8
+[Worker]     attribute R8I
+[Worker]     attribute R8UI
+[Worker]     attribute R8_SNORM
+[Worker]     attribute RASTERIZER_DISCARD
+[Worker]     attribute READ_BUFFER
+[Worker]     attribute READ_FRAMEBUFFER
+[Worker]     attribute READ_FRAMEBUFFER_BINDING
+[Worker]     attribute RED
+[Worker]     attribute RED_BITS
+[Worker]     attribute RED_INTEGER
+[Worker]     attribute RENDERBUFFER
+[Worker]     attribute RENDERBUFFER_ALPHA_SIZE
+[Worker]     attribute RENDERBUFFER_BINDING
+[Worker]     attribute RENDERBUFFER_BLUE_SIZE
+[Worker]     attribute RENDERBUFFER_DEPTH_SIZE
+[Worker]     attribute RENDERBUFFER_GREEN_SIZE
+[Worker]     attribute RENDERBUFFER_HEIGHT
+[Worker]     attribute RENDERBUFFER_INTERNAL_FORMAT
+[Worker]     attribute RENDERBUFFER_RED_SIZE
+[Worker]     attribute RENDERBUFFER_SAMPLES
+[Worker]     attribute RENDERBUFFER_STENCIL_SIZE
+[Worker]     attribute RENDERBUFFER_WIDTH
+[Worker]     attribute RENDERER
+[Worker]     attribute REPEAT
+[Worker]     attribute REPLACE
+[Worker]     attribute RG
+[Worker]     attribute RG16F
+[Worker]     attribute RG16I
+[Worker]     attribute RG16UI
+[Worker]     attribute RG32F
+[Worker]     attribute RG32I
+[Worker]     attribute RG32UI
+[Worker]     attribute RG8
+[Worker]     attribute RG8I
+[Worker]     attribute RG8UI
+[Worker]     attribute RG8_SNORM
+[Worker]     attribute RGB
+[Worker]     attribute RGB10_A2
+[Worker]     attribute RGB10_A2UI
+[Worker]     attribute RGB16F
+[Worker]     attribute RGB16I
+[Worker]     attribute RGB16UI
+[Worker]     attribute RGB32F
+[Worker]     attribute RGB32I
+[Worker]     attribute RGB32UI
+[Worker]     attribute RGB565
+[Worker]     attribute RGB5_A1
+[Worker]     attribute RGB8
+[Worker]     attribute RGB8I
+[Worker]     attribute RGB8UI
+[Worker]     attribute RGB8_SNORM
+[Worker]     attribute RGB9_E5
+[Worker]     attribute RGBA
+[Worker]     attribute RGBA16F
+[Worker]     attribute RGBA16I
+[Worker]     attribute RGBA16UI
+[Worker]     attribute RGBA32F
+[Worker]     attribute RGBA32I
+[Worker]     attribute RGBA32UI
+[Worker]     attribute RGBA4
+[Worker]     attribute RGBA8
+[Worker]     attribute RGBA8I
+[Worker]     attribute RGBA8UI
+[Worker]     attribute RGBA8_SNORM
+[Worker]     attribute RGBA_INTEGER
+[Worker]     attribute RGB_INTEGER
+[Worker]     attribute RG_INTEGER
+[Worker]     attribute SAMPLER_2D
+[Worker]     attribute SAMPLER_2D_ARRAY
+[Worker]     attribute SAMPLER_2D_ARRAY_SHADOW
+[Worker]     attribute SAMPLER_2D_SHADOW
+[Worker]     attribute SAMPLER_3D
+[Worker]     attribute SAMPLER_BINDING
+[Worker]     attribute SAMPLER_CUBE
+[Worker]     attribute SAMPLER_CUBE_SHADOW
+[Worker]     attribute SAMPLES
+[Worker]     attribute SAMPLE_ALPHA_TO_COVERAGE
+[Worker]     attribute SAMPLE_BUFFERS
+[Worker]     attribute SAMPLE_COVERAGE
+[Worker]     attribute SAMPLE_COVERAGE_INVERT
+[Worker]     attribute SAMPLE_COVERAGE_VALUE
+[Worker]     attribute SCISSOR_BOX
+[Worker]     attribute SCISSOR_TEST
+[Worker]     attribute SEPARATE_ATTRIBS
+[Worker]     attribute SHADER_TYPE
+[Worker]     attribute SHADING_LANGUAGE_VERSION
+[Worker]     attribute SHORT
+[Worker]     attribute SIGNALED
+[Worker]     attribute SIGNED_NORMALIZED
+[Worker]     attribute SRC_ALPHA
+[Worker]     attribute SRC_ALPHA_SATURATE
+[Worker]     attribute SRC_COLOR
+[Worker]     attribute SRGB
+[Worker]     attribute SRGB8
+[Worker]     attribute SRGB8_ALPHA8
+[Worker]     attribute STATIC_COPY
+[Worker]     attribute STATIC_DRAW
+[Worker]     attribute STATIC_READ
+[Worker]     attribute STENCIL
+[Worker]     attribute STENCIL_ATTACHMENT
+[Worker]     attribute STENCIL_BACK_FAIL
+[Worker]     attribute STENCIL_BACK_FUNC
+[Worker]     attribute STENCIL_BACK_PASS_DEPTH_FAIL
+[Worker]     attribute STENCIL_BACK_PASS_DEPTH_PASS
+[Worker]     attribute STENCIL_BACK_REF
+[Worker]     attribute STENCIL_BACK_VALUE_MASK
+[Worker]     attribute STENCIL_BACK_WRITEMASK
+[Worker]     attribute STENCIL_BITS
+[Worker]     attribute STENCIL_BUFFER_BIT
+[Worker]     attribute STENCIL_CLEAR_VALUE
+[Worker]     attribute STENCIL_FAIL
+[Worker]     attribute STENCIL_FUNC
+[Worker]     attribute STENCIL_INDEX8
+[Worker]     attribute STENCIL_PASS_DEPTH_FAIL
+[Worker]     attribute STENCIL_PASS_DEPTH_PASS
+[Worker]     attribute STENCIL_REF
+[Worker]     attribute STENCIL_TEST
+[Worker]     attribute STENCIL_VALUE_MASK
+[Worker]     attribute STENCIL_WRITEMASK
+[Worker]     attribute STREAM_COPY
+[Worker]     attribute STREAM_DRAW
+[Worker]     attribute STREAM_READ
+[Worker]     attribute SUBPIXEL_BITS
+[Worker]     attribute SYNC_CONDITION
+[Worker]     attribute SYNC_FENCE
+[Worker]     attribute SYNC_FLAGS
+[Worker]     attribute SYNC_FLUSH_COMMANDS_BIT
+[Worker]     attribute SYNC_GPU_COMMANDS_COMPLETE
+[Worker]     attribute SYNC_STATUS
+[Worker]     attribute TEXTURE
+[Worker]     attribute TEXTURE0
+[Worker]     attribute TEXTURE1
+[Worker]     attribute TEXTURE10
+[Worker]     attribute TEXTURE11
+[Worker]     attribute TEXTURE12
+[Worker]     attribute TEXTURE13
+[Worker]     attribute TEXTURE14
+[Worker]     attribute TEXTURE15
+[Worker]     attribute TEXTURE16
+[Worker]     attribute TEXTURE17
+[Worker]     attribute TEXTURE18
+[Worker]     attribute TEXTURE19
+[Worker]     attribute TEXTURE2
+[Worker]     attribute TEXTURE20
+[Worker]     attribute TEXTURE21
+[Worker]     attribute TEXTURE22
+[Worker]     attribute TEXTURE23
+[Worker]     attribute TEXTURE24
+[Worker]     attribute TEXTURE25
+[Worker]     attribute TEXTURE26
+[Worker]     attribute TEXTURE27
+[Worker]     attribute TEXTURE28
+[Worker]     attribute TEXTURE29
+[Worker]     attribute TEXTURE3
+[Worker]     attribute TEXTURE30
+[Worker]     attribute TEXTURE31
+[Worker]     attribute TEXTURE4
+[Worker]     attribute TEXTURE5
+[Worker]     attribute TEXTURE6
+[Worker]     attribute TEXTURE7
+[Worker]     attribute TEXTURE8
+[Worker]     attribute TEXTURE9
+[Worker]     attribute TEXTURE_2D
+[Worker]     attribute TEXTURE_2D_ARRAY
+[Worker]     attribute TEXTURE_3D
+[Worker]     attribute TEXTURE_BASE_LEVEL
+[Worker]     attribute TEXTURE_BINDING_2D
+[Worker]     attribute TEXTURE_BINDING_2D_ARRAY
+[Worker]     attribute TEXTURE_BINDING_3D
+[Worker]     attribute TEXTURE_BINDING_CUBE_MAP
+[Worker]     attribute TEXTURE_COMPARE_FUNC
+[Worker]     attribute TEXTURE_COMPARE_MODE
+[Worker]     attribute TEXTURE_CUBE_MAP
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_X
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_Y
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_Z
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_X
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_Y
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_Z
+[Worker]     attribute TEXTURE_IMMUTABLE_FORMAT
+[Worker]     attribute TEXTURE_IMMUTABLE_LEVELS
+[Worker]     attribute TEXTURE_MAG_FILTER
+[Worker]     attribute TEXTURE_MAX_LEVEL
+[Worker]     attribute TEXTURE_MAX_LOD
+[Worker]     attribute TEXTURE_MIN_FILTER
+[Worker]     attribute TEXTURE_MIN_LOD
+[Worker]     attribute TEXTURE_WRAP_R
+[Worker]     attribute TEXTURE_WRAP_S
+[Worker]     attribute TEXTURE_WRAP_T
+[Worker]     attribute TIMEOUT_EXPIRED
+[Worker]     attribute TIMEOUT_IGNORED
+[Worker]     attribute TRANSFORM_FEEDBACK
+[Worker]     attribute TRANSFORM_FEEDBACK_ACTIVE
+[Worker]     attribute TRANSFORM_FEEDBACK_BINDING
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER_BINDING
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER_MODE
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER_SIZE
+[Worker]     attribute TRANSFORM_FEEDBACK_BUFFER_START
+[Worker]     attribute TRANSFORM_FEEDBACK_PAUSED
+[Worker]     attribute TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN
+[Worker]     attribute TRANSFORM_FEEDBACK_VARYINGS
+[Worker]     attribute TRIANGLES
+[Worker]     attribute TRIANGLE_FAN
+[Worker]     attribute TRIANGLE_STRIP
+[Worker]     attribute UNIFORM_ARRAY_STRIDE
+[Worker]     attribute UNIFORM_BLOCK_ACTIVE_UNIFORMS
+[Worker]     attribute UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES
+[Worker]     attribute UNIFORM_BLOCK_BINDING
+[Worker]     attribute UNIFORM_BLOCK_DATA_SIZE
+[Worker]     attribute UNIFORM_BLOCK_INDEX
+[Worker]     attribute UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER
+[Worker]     attribute UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER
+[Worker]     attribute UNIFORM_BUFFER
+[Worker]     attribute UNIFORM_BUFFER_BINDING
+[Worker]     attribute UNIFORM_BUFFER_OFFSET_ALIGNMENT
+[Worker]     attribute UNIFORM_BUFFER_SIZE
+[Worker]     attribute UNIFORM_BUFFER_START
+[Worker]     attribute UNIFORM_IS_ROW_MAJOR
+[Worker]     attribute UNIFORM_MATRIX_STRIDE
+[Worker]     attribute UNIFORM_OFFSET
+[Worker]     attribute UNIFORM_SIZE
+[Worker]     attribute UNIFORM_TYPE
+[Worker]     attribute UNPACK_ALIGNMENT
+[Worker]     attribute UNPACK_COLORSPACE_CONVERSION_WEBGL
+[Worker]     attribute UNPACK_FLIP_Y_WEBGL
+[Worker]     attribute UNPACK_IMAGE_HEIGHT
+[Worker]     attribute UNPACK_PREMULTIPLY_ALPHA_WEBGL
+[Worker]     attribute UNPACK_ROW_LENGTH
+[Worker]     attribute UNPACK_SKIP_IMAGES
+[Worker]     attribute UNPACK_SKIP_PIXELS
+[Worker]     attribute UNPACK_SKIP_ROWS
+[Worker]     attribute UNSIGNALED
+[Worker]     attribute UNSIGNED_BYTE
+[Worker]     attribute UNSIGNED_INT
+[Worker]     attribute UNSIGNED_INT_10F_11F_11F_REV
+[Worker]     attribute UNSIGNED_INT_24_8
+[Worker]     attribute UNSIGNED_INT_2_10_10_10_REV
+[Worker]     attribute UNSIGNED_INT_5_9_9_9_REV
+[Worker]     attribute UNSIGNED_INT_SAMPLER_2D
+[Worker]     attribute UNSIGNED_INT_SAMPLER_2D_ARRAY
+[Worker]     attribute UNSIGNED_INT_SAMPLER_3D
+[Worker]     attribute UNSIGNED_INT_SAMPLER_CUBE
+[Worker]     attribute UNSIGNED_INT_VEC2
+[Worker]     attribute UNSIGNED_INT_VEC3
+[Worker]     attribute UNSIGNED_INT_VEC4
+[Worker]     attribute UNSIGNED_NORMALIZED
+[Worker]     attribute UNSIGNED_SHORT
+[Worker]     attribute UNSIGNED_SHORT_4_4_4_4
+[Worker]     attribute UNSIGNED_SHORT_5_5_5_1
+[Worker]     attribute UNSIGNED_SHORT_5_6_5
+[Worker]     attribute VALIDATE_STATUS
+[Worker]     attribute VENDOR
+[Worker]     attribute VERSION
+[Worker]     attribute VERTEX_ARRAY_BINDING
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_BUFFER_BINDING
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_DIVISOR
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_ENABLED
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_INTEGER
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_NORMALIZED
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_POINTER
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_SIZE
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_STRIDE
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_TYPE
+[Worker]     attribute VERTEX_SHADER
+[Worker]     attribute VIEWPORT
+[Worker]     attribute WAIT_FAILED
+[Worker]     attribute ZERO
+[Worker]     getter canvas
+[Worker]     getter drawingBufferHeight
+[Worker]     getter drawingBufferWidth
+[Worker]     method activeTexture
+[Worker]     method attachShader
+[Worker]     method beginQuery
+[Worker]     method beginTransformFeedback
+[Worker]     method bindAttribLocation
+[Worker]     method bindBuffer
+[Worker]     method bindBufferBase
+[Worker]     method bindBufferRange
+[Worker]     method bindFramebuffer
+[Worker]     method bindRenderbuffer
+[Worker]     method bindSampler
+[Worker]     method bindTexture
+[Worker]     method bindTransformFeedback
+[Worker]     method bindVertexArray
+[Worker]     method blendColor
+[Worker]     method blendEquation
+[Worker]     method blendEquationSeparate
+[Worker]     method blendFunc
+[Worker]     method blendFuncSeparate
+[Worker]     method blitFramebuffer
+[Worker]     method bufferData
+[Worker]     method bufferSubData
+[Worker]     method checkFramebufferStatus
+[Worker]     method clear
+[Worker]     method clearBufferfi
+[Worker]     method clearBufferfv
+[Worker]     method clearBufferiv
+[Worker]     method clearBufferuiv
+[Worker]     method clearColor
+[Worker]     method clearDepth
+[Worker]     method clearStencil
+[Worker]     method clientWaitSync
+[Worker]     method colorMask
+[Worker]     method commit
+[Worker]     method compileShader
+[Worker]     method compressedTexImage2D
+[Worker]     method compressedTexImage3D
+[Worker]     method compressedTexSubImage2D
+[Worker]     method compressedTexSubImage3D
+[Worker]     method constructor
+[Worker]     method copyBufferSubData
+[Worker]     method copyTexImage2D
+[Worker]     method copyTexSubImage2D
+[Worker]     method copyTexSubImage3D
+[Worker]     method createBuffer
+[Worker]     method createFramebuffer
+[Worker]     method createProgram
+[Worker]     method createQuery
+[Worker]     method createRenderbuffer
+[Worker]     method createSampler
+[Worker]     method createShader
+[Worker]     method createTexture
+[Worker]     method createTransformFeedback
+[Worker]     method createVertexArray
+[Worker]     method cullFace
+[Worker]     method deleteBuffer
+[Worker]     method deleteFramebuffer
+[Worker]     method deleteProgram
+[Worker]     method deleteQuery
+[Worker]     method deleteRenderbuffer
+[Worker]     method deleteSampler
+[Worker]     method deleteShader
+[Worker]     method deleteSync
+[Worker]     method deleteTexture
+[Worker]     method deleteTransformFeedback
+[Worker]     method deleteVertexArray
+[Worker]     method depthFunc
+[Worker]     method depthMask
+[Worker]     method depthRange
+[Worker]     method detachShader
+[Worker]     method disable
+[Worker]     method disableVertexAttribArray
+[Worker]     method drawArrays
+[Worker]     method drawArraysInstanced
+[Worker]     method drawBuffers
+[Worker]     method drawElements
+[Worker]     method drawElementsInstanced
+[Worker]     method drawRangeElements
+[Worker]     method enable
+[Worker]     method enableVertexAttribArray
+[Worker]     method endQuery
+[Worker]     method endTransformFeedback
+[Worker]     method fenceSync
+[Worker]     method finish
+[Worker]     method flush
+[Worker]     method framebufferRenderbuffer
+[Worker]     method framebufferTexture2D
+[Worker]     method framebufferTextureLayer
+[Worker]     method frontFace
+[Worker]     method generateMipmap
+[Worker]     method getActiveAttrib
+[Worker]     method getActiveUniform
+[Worker]     method getActiveUniformBlockName
+[Worker]     method getActiveUniformBlockParameter
+[Worker]     method getActiveUniforms
+[Worker]     method getAttachedShaders
+[Worker]     method getAttribLocation
+[Worker]     method getBufferParameter
+[Worker]     method getBufferSubData
+[Worker]     method getContextAttributes
+[Worker]     method getError
+[Worker]     method getExtension
+[Worker]     method getFragDataLocation
+[Worker]     method getFramebufferAttachmentParameter
+[Worker]     method getIndexedParameter
+[Worker]     method getInternalformatParameter
+[Worker]     method getParameter
+[Worker]     method getProgramInfoLog
+[Worker]     method getProgramParameter
+[Worker]     method getQuery
+[Worker]     method getQueryParameter
+[Worker]     method getRenderbufferParameter
+[Worker]     method getSamplerParameter
+[Worker]     method getShaderInfoLog
+[Worker]     method getShaderParameter
+[Worker]     method getShaderPrecisionFormat
+[Worker]     method getShaderSource
+[Worker]     method getSupportedExtensions
+[Worker]     method getSyncParameter
+[Worker]     method getTexParameter
+[Worker]     method getTransformFeedbackVarying
+[Worker]     method getUniform
+[Worker]     method getUniformBlockIndex
+[Worker]     method getUniformIndices
+[Worker]     method getUniformLocation
+[Worker]     method getVertexAttrib
+[Worker]     method getVertexAttribOffset
+[Worker]     method hint
+[Worker]     method invalidateFramebuffer
+[Worker]     method invalidateSubFramebuffer
+[Worker]     method isBuffer
+[Worker]     method isContextLost
+[Worker]     method isEnabled
+[Worker]     method isFramebuffer
+[Worker]     method isProgram
+[Worker]     method isQuery
+[Worker]     method isRenderbuffer
+[Worker]     method isSampler
+[Worker]     method isShader
+[Worker]     method isSync
+[Worker]     method isTexture
+[Worker]     method isTransformFeedback
+[Worker]     method isVertexArray
+[Worker]     method lineWidth
+[Worker]     method linkProgram
+[Worker]     method pauseTransformFeedback
+[Worker]     method pixelStorei
+[Worker]     method polygonOffset
+[Worker]     method readBuffer
+[Worker]     method readPixels
+[Worker]     method renderbufferStorage
+[Worker]     method renderbufferStorageMultisample
+[Worker]     method resumeTransformFeedback
+[Worker]     method sampleCoverage
+[Worker]     method samplerParameterf
+[Worker]     method samplerParameteri
+[Worker]     method scissor
+[Worker]     method shaderSource
+[Worker]     method stencilFunc
+[Worker]     method stencilFuncSeparate
+[Worker]     method stencilMask
+[Worker]     method stencilMaskSeparate
+[Worker]     method stencilOp
+[Worker]     method stencilOpSeparate
+[Worker]     method texImage2D
+[Worker]     method texImage3D
+[Worker]     method texParameterf
+[Worker]     method texParameteri
+[Worker]     method texStorage2D
+[Worker]     method texStorage3D
+[Worker]     method texSubImage2D
+[Worker]     method texSubImage3D
+[Worker]     method transformFeedbackVaryings
+[Worker]     method uniform1f
+[Worker]     method uniform1fv
+[Worker]     method uniform1i
+[Worker]     method uniform1iv
+[Worker]     method uniform1ui
+[Worker]     method uniform1uiv
+[Worker]     method uniform2f
+[Worker]     method uniform2fv
+[Worker]     method uniform2i
+[Worker]     method uniform2iv
+[Worker]     method uniform2ui
+[Worker]     method uniform2uiv
+[Worker]     method uniform3f
+[Worker]     method uniform3fv
+[Worker]     method uniform3i
+[Worker]     method uniform3iv
+[Worker]     method uniform3ui
+[Worker]     method uniform3uiv
+[Worker]     method uniform4f
+[Worker]     method uniform4fv
+[Worker]     method uniform4i
+[Worker]     method uniform4iv
+[Worker]     method uniform4ui
+[Worker]     method uniform4uiv
+[Worker]     method uniformBlockBinding
+[Worker]     method uniformMatrix2fv
+[Worker]     method uniformMatrix2x3fv
+[Worker]     method uniformMatrix2x4fv
+[Worker]     method uniformMatrix3fv
+[Worker]     method uniformMatrix3x2fv
+[Worker]     method uniformMatrix3x4fv
+[Worker]     method uniformMatrix4fv
+[Worker]     method uniformMatrix4x2fv
+[Worker]     method uniformMatrix4x3fv
+[Worker]     method useProgram
+[Worker]     method validateProgram
+[Worker]     method vertexAttrib1f
+[Worker]     method vertexAttrib1fv
+[Worker]     method vertexAttrib2f
+[Worker]     method vertexAttrib2fv
+[Worker]     method vertexAttrib3f
+[Worker]     method vertexAttrib3fv
+[Worker]     method vertexAttrib4f
+[Worker]     method vertexAttrib4fv
+[Worker]     method vertexAttribDivisor
+[Worker]     method vertexAttribI4i
+[Worker]     method vertexAttribI4iv
+[Worker]     method vertexAttribI4ui
+[Worker]     method vertexAttribI4uiv
+[Worker]     method vertexAttribIPointer
+[Worker]     method vertexAttribPointer
+[Worker]     method viewport
+[Worker]     method waitSync
+[Worker] interface WebGLRenderingContext
+[Worker]     attribute @@toStringTag
+[Worker]     attribute ACTIVE_ATTRIBUTES
+[Worker]     attribute ACTIVE_TEXTURE
+[Worker]     attribute ACTIVE_UNIFORMS
+[Worker]     attribute ALIASED_LINE_WIDTH_RANGE
+[Worker]     attribute ALIASED_POINT_SIZE_RANGE
+[Worker]     attribute ALPHA
+[Worker]     attribute ALPHA_BITS
+[Worker]     attribute ALWAYS
+[Worker]     attribute ARRAY_BUFFER
+[Worker]     attribute ARRAY_BUFFER_BINDING
+[Worker]     attribute ATTACHED_SHADERS
+[Worker]     attribute BACK
+[Worker]     attribute BLEND
+[Worker]     attribute BLEND_COLOR
+[Worker]     attribute BLEND_DST_ALPHA
+[Worker]     attribute BLEND_DST_RGB
+[Worker]     attribute BLEND_EQUATION
+[Worker]     attribute BLEND_EQUATION_ALPHA
+[Worker]     attribute BLEND_EQUATION_RGB
+[Worker]     attribute BLEND_SRC_ALPHA
+[Worker]     attribute BLEND_SRC_RGB
+[Worker]     attribute BLUE_BITS
+[Worker]     attribute BOOL
+[Worker]     attribute BOOL_VEC2
+[Worker]     attribute BOOL_VEC3
+[Worker]     attribute BOOL_VEC4
+[Worker]     attribute BROWSER_DEFAULT_WEBGL
+[Worker]     attribute BUFFER_SIZE
+[Worker]     attribute BUFFER_USAGE
+[Worker]     attribute BYTE
+[Worker]     attribute CCW
+[Worker]     attribute CLAMP_TO_EDGE
+[Worker]     attribute COLOR_ATTACHMENT0
+[Worker]     attribute COLOR_BUFFER_BIT
+[Worker]     attribute COLOR_CLEAR_VALUE
+[Worker]     attribute COLOR_WRITEMASK
+[Worker]     attribute COMPILE_STATUS
+[Worker]     attribute COMPRESSED_TEXTURE_FORMATS
+[Worker]     attribute CONSTANT_ALPHA
+[Worker]     attribute CONSTANT_COLOR
+[Worker]     attribute CONTEXT_LOST_WEBGL
+[Worker]     attribute CULL_FACE
+[Worker]     attribute CULL_FACE_MODE
+[Worker]     attribute CURRENT_PROGRAM
+[Worker]     attribute CURRENT_VERTEX_ATTRIB
+[Worker]     attribute CW
+[Worker]     attribute DECR
+[Worker]     attribute DECR_WRAP
+[Worker]     attribute DELETE_STATUS
+[Worker]     attribute DEPTH_ATTACHMENT
+[Worker]     attribute DEPTH_BITS
+[Worker]     attribute DEPTH_BUFFER_BIT
+[Worker]     attribute DEPTH_CLEAR_VALUE
+[Worker]     attribute DEPTH_COMPONENT
+[Worker]     attribute DEPTH_COMPONENT16
+[Worker]     attribute DEPTH_FUNC
+[Worker]     attribute DEPTH_RANGE
+[Worker]     attribute DEPTH_STENCIL
+[Worker]     attribute DEPTH_STENCIL_ATTACHMENT
+[Worker]     attribute DEPTH_TEST
+[Worker]     attribute DEPTH_WRITEMASK
+[Worker]     attribute DITHER
+[Worker]     attribute DONT_CARE
+[Worker]     attribute DST_ALPHA
+[Worker]     attribute DST_COLOR
+[Worker]     attribute DYNAMIC_DRAW
+[Worker]     attribute ELEMENT_ARRAY_BUFFER
+[Worker]     attribute ELEMENT_ARRAY_BUFFER_BINDING
+[Worker]     attribute EQUAL
+[Worker]     attribute FASTEST
+[Worker]     attribute FLOAT
+[Worker]     attribute FLOAT_MAT2
+[Worker]     attribute FLOAT_MAT3
+[Worker]     attribute FLOAT_MAT4
+[Worker]     attribute FLOAT_VEC2
+[Worker]     attribute FLOAT_VEC3
+[Worker]     attribute FLOAT_VEC4
+[Worker]     attribute FRAGMENT_SHADER
+[Worker]     attribute FRAMEBUFFER
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_OBJECT_NAME
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE
+[Worker]     attribute FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL
+[Worker]     attribute FRAMEBUFFER_BINDING
+[Worker]     attribute FRAMEBUFFER_COMPLETE
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_ATTACHMENT
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_DIMENSIONS
+[Worker]     attribute FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT
+[Worker]     attribute FRAMEBUFFER_UNSUPPORTED
+[Worker]     attribute FRONT
+[Worker]     attribute FRONT_AND_BACK
+[Worker]     attribute FRONT_FACE
+[Worker]     attribute FUNC_ADD
+[Worker]     attribute FUNC_REVERSE_SUBTRACT
+[Worker]     attribute FUNC_SUBTRACT
+[Worker]     attribute GENERATE_MIPMAP_HINT
+[Worker]     attribute GEQUAL
+[Worker]     attribute GREATER
+[Worker]     attribute GREEN_BITS
+[Worker]     attribute HIGH_FLOAT
+[Worker]     attribute HIGH_INT
+[Worker]     attribute IMPLEMENTATION_COLOR_READ_FORMAT
+[Worker]     attribute IMPLEMENTATION_COLOR_READ_TYPE
+[Worker]     attribute INCR
+[Worker]     attribute INCR_WRAP
+[Worker]     attribute INT
+[Worker]     attribute INT_VEC2
+[Worker]     attribute INT_VEC3
+[Worker]     attribute INT_VEC4
+[Worker]     attribute INVALID_ENUM
+[Worker]     attribute INVALID_FRAMEBUFFER_OPERATION
+[Worker]     attribute INVALID_OPERATION
+[Worker]     attribute INVALID_VALUE
+[Worker]     attribute INVERT
+[Worker]     attribute KEEP
+[Worker]     attribute LEQUAL
+[Worker]     attribute LESS
+[Worker]     attribute LINEAR
+[Worker]     attribute LINEAR_MIPMAP_LINEAR
+[Worker]     attribute LINEAR_MIPMAP_NEAREST
+[Worker]     attribute LINES
+[Worker]     attribute LINE_LOOP
+[Worker]     attribute LINE_STRIP
+[Worker]     attribute LINE_WIDTH
+[Worker]     attribute LINK_STATUS
+[Worker]     attribute LOW_FLOAT
+[Worker]     attribute LOW_INT
+[Worker]     attribute LUMINANCE
+[Worker]     attribute LUMINANCE_ALPHA
+[Worker]     attribute MAX_COMBINED_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_CUBE_MAP_TEXTURE_SIZE
+[Worker]     attribute MAX_FRAGMENT_UNIFORM_VECTORS
+[Worker]     attribute MAX_RENDERBUFFER_SIZE
+[Worker]     attribute MAX_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_TEXTURE_SIZE
+[Worker]     attribute MAX_VARYING_VECTORS
+[Worker]     attribute MAX_VERTEX_ATTRIBS
+[Worker]     attribute MAX_VERTEX_TEXTURE_IMAGE_UNITS
+[Worker]     attribute MAX_VERTEX_UNIFORM_VECTORS
+[Worker]     attribute MAX_VIEWPORT_DIMS
+[Worker]     attribute MEDIUM_FLOAT
+[Worker]     attribute MEDIUM_INT
+[Worker]     attribute MIRRORED_REPEAT
+[Worker]     attribute NEAREST
+[Worker]     attribute NEAREST_MIPMAP_LINEAR
+[Worker]     attribute NEAREST_MIPMAP_NEAREST
+[Worker]     attribute NEVER
+[Worker]     attribute NICEST
+[Worker]     attribute NONE
+[Worker]     attribute NOTEQUAL
+[Worker]     attribute NO_ERROR
+[Worker]     attribute ONE
+[Worker]     attribute ONE_MINUS_CONSTANT_ALPHA
+[Worker]     attribute ONE_MINUS_CONSTANT_COLOR
+[Worker]     attribute ONE_MINUS_DST_ALPHA
+[Worker]     attribute ONE_MINUS_DST_COLOR
+[Worker]     attribute ONE_MINUS_SRC_ALPHA
+[Worker]     attribute ONE_MINUS_SRC_COLOR
+[Worker]     attribute OUT_OF_MEMORY
+[Worker]     attribute PACK_ALIGNMENT
+[Worker]     attribute POINTS
+[Worker]     attribute POLYGON_OFFSET_FACTOR
+[Worker]     attribute POLYGON_OFFSET_FILL
+[Worker]     attribute POLYGON_OFFSET_UNITS
+[Worker]     attribute RED_BITS
+[Worker]     attribute RENDERBUFFER
+[Worker]     attribute RENDERBUFFER_ALPHA_SIZE
+[Worker]     attribute RENDERBUFFER_BINDING
+[Worker]     attribute RENDERBUFFER_BLUE_SIZE
+[Worker]     attribute RENDERBUFFER_DEPTH_SIZE
+[Worker]     attribute RENDERBUFFER_GREEN_SIZE
+[Worker]     attribute RENDERBUFFER_HEIGHT
+[Worker]     attribute RENDERBUFFER_INTERNAL_FORMAT
+[Worker]     attribute RENDERBUFFER_RED_SIZE
+[Worker]     attribute RENDERBUFFER_STENCIL_SIZE
+[Worker]     attribute RENDERBUFFER_WIDTH
+[Worker]     attribute RENDERER
+[Worker]     attribute REPEAT
+[Worker]     attribute REPLACE
+[Worker]     attribute RGB
+[Worker]     attribute RGB565
+[Worker]     attribute RGB5_A1
+[Worker]     attribute RGBA
+[Worker]     attribute RGBA4
+[Worker]     attribute SAMPLER_2D
+[Worker]     attribute SAMPLER_CUBE
+[Worker]     attribute SAMPLES
+[Worker]     attribute SAMPLE_ALPHA_TO_COVERAGE
+[Worker]     attribute SAMPLE_BUFFERS
+[Worker]     attribute SAMPLE_COVERAGE
+[Worker]     attribute SAMPLE_COVERAGE_INVERT
+[Worker]     attribute SAMPLE_COVERAGE_VALUE
+[Worker]     attribute SCISSOR_BOX
+[Worker]     attribute SCISSOR_TEST
+[Worker]     attribute SHADER_TYPE
+[Worker]     attribute SHADING_LANGUAGE_VERSION
+[Worker]     attribute SHORT
+[Worker]     attribute SRC_ALPHA
+[Worker]     attribute SRC_ALPHA_SATURATE
+[Worker]     attribute SRC_COLOR
+[Worker]     attribute STATIC_DRAW
+[Worker]     attribute STENCIL_ATTACHMENT
+[Worker]     attribute STENCIL_BACK_FAIL
+[Worker]     attribute STENCIL_BACK_FUNC
+[Worker]     attribute STENCIL_BACK_PASS_DEPTH_FAIL
+[Worker]     attribute STENCIL_BACK_PASS_DEPTH_PASS
+[Worker]     attribute STENCIL_BACK_REF
+[Worker]     attribute STENCIL_BACK_VALUE_MASK
+[Worker]     attribute STENCIL_BACK_WRITEMASK
+[Worker]     attribute STENCIL_BITS
+[Worker]     attribute STENCIL_BUFFER_BIT
+[Worker]     attribute STENCIL_CLEAR_VALUE
+[Worker]     attribute STENCIL_FAIL
+[Worker]     attribute STENCIL_FUNC
+[Worker]     attribute STENCIL_INDEX8
+[Worker]     attribute STENCIL_PASS_DEPTH_FAIL
+[Worker]     attribute STENCIL_PASS_DEPTH_PASS
+[Worker]     attribute STENCIL_REF
+[Worker]     attribute STENCIL_TEST
+[Worker]     attribute STENCIL_VALUE_MASK
+[Worker]     attribute STENCIL_WRITEMASK
+[Worker]     attribute STREAM_DRAW
+[Worker]     attribute SUBPIXEL_BITS
+[Worker]     attribute TEXTURE
+[Worker]     attribute TEXTURE0
+[Worker]     attribute TEXTURE1
+[Worker]     attribute TEXTURE10
+[Worker]     attribute TEXTURE11
+[Worker]     attribute TEXTURE12
+[Worker]     attribute TEXTURE13
+[Worker]     attribute TEXTURE14
+[Worker]     attribute TEXTURE15
+[Worker]     attribute TEXTURE16
+[Worker]     attribute TEXTURE17
+[Worker]     attribute TEXTURE18
+[Worker]     attribute TEXTURE19
+[Worker]     attribute TEXTURE2
+[Worker]     attribute TEXTURE20
+[Worker]     attribute TEXTURE21
+[Worker]     attribute TEXTURE22
+[Worker]     attribute TEXTURE23
+[Worker]     attribute TEXTURE24
+[Worker]     attribute TEXTURE25
+[Worker]     attribute TEXTURE26
+[Worker]     attribute TEXTURE27
+[Worker]     attribute TEXTURE28
+[Worker]     attribute TEXTURE29
+[Worker]     attribute TEXTURE3
+[Worker]     attribute TEXTURE30
+[Worker]     attribute TEXTURE31
+[Worker]     attribute TEXTURE4
+[Worker]     attribute TEXTURE5
+[Worker]     attribute TEXTURE6
+[Worker]     attribute TEXTURE7
+[Worker]     attribute TEXTURE8
+[Worker]     attribute TEXTURE9
+[Worker]     attribute TEXTURE_2D
+[Worker]     attribute TEXTURE_BINDING_2D
+[Worker]     attribute TEXTURE_BINDING_CUBE_MAP
+[Worker]     attribute TEXTURE_CUBE_MAP
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_X
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_Y
+[Worker]     attribute TEXTURE_CUBE_MAP_NEGATIVE_Z
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_X
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_Y
+[Worker]     attribute TEXTURE_CUBE_MAP_POSITIVE_Z
+[Worker]     attribute TEXTURE_MAG_FILTER
+[Worker]     attribute TEXTURE_MIN_FILTER
+[Worker]     attribute TEXTURE_WRAP_S
+[Worker]     attribute TEXTURE_WRAP_T
+[Worker]     attribute TRIANGLES
+[Worker]     attribute TRIANGLE_FAN
+[Worker]     attribute TRIANGLE_STRIP
+[Worker]     attribute UNPACK_ALIGNMENT
+[Worker]     attribute UNPACK_COLORSPACE_CONVERSION_WEBGL
+[Worker]     attribute UNPACK_FLIP_Y_WEBGL
+[Worker]     attribute UNPACK_PREMULTIPLY_ALPHA_WEBGL
+[Worker]     attribute UNSIGNED_BYTE
+[Worker]     attribute UNSIGNED_INT
+[Worker]     attribute UNSIGNED_SHORT
+[Worker]     attribute UNSIGNED_SHORT_4_4_4_4
+[Worker]     attribute UNSIGNED_SHORT_5_5_5_1
+[Worker]     attribute UNSIGNED_SHORT_5_6_5
+[Worker]     attribute VALIDATE_STATUS
+[Worker]     attribute VENDOR
+[Worker]     attribute VERSION
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_BUFFER_BINDING
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_ENABLED
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_NORMALIZED
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_POINTER
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_SIZE
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_STRIDE
+[Worker]     attribute VERTEX_ATTRIB_ARRAY_TYPE
+[Worker]     attribute VERTEX_SHADER
+[Worker]     attribute VIEWPORT
+[Worker]     attribute ZERO
+[Worker]     getter canvas
+[Worker]     getter drawingBufferHeight
+[Worker]     getter drawingBufferWidth
+[Worker]     method activeTexture
+[Worker]     method attachShader
+[Worker]     method bindAttribLocation
+[Worker]     method bindBuffer
+[Worker]     method bindFramebuffer
+[Worker]     method bindRenderbuffer
+[Worker]     method bindTexture
+[Worker]     method blendColor
+[Worker]     method blendEquation
+[Worker]     method blendEquationSeparate
+[Worker]     method blendFunc
+[Worker]     method blendFuncSeparate
+[Worker]     method bufferData
+[Worker]     method bufferSubData
+[Worker]     method checkFramebufferStatus
+[Worker]     method clear
+[Worker]     method clearColor
+[Worker]     method clearDepth
+[Worker]     method clearStencil
+[Worker]     method colorMask
+[Worker]     method commit
+[Worker]     method compileShader
+[Worker]     method compressedTexImage2D
+[Worker]     method compressedTexSubImage2D
+[Worker]     method constructor
+[Worker]     method copyTexImage2D
+[Worker]     method copyTexSubImage2D
+[Worker]     method createBuffer
+[Worker]     method createFramebuffer
+[Worker]     method createProgram
+[Worker]     method createRenderbuffer
+[Worker]     method createShader
+[Worker]     method createTexture
+[Worker]     method cullFace
+[Worker]     method deleteBuffer
+[Worker]     method deleteFramebuffer
+[Worker]     method deleteProgram
+[Worker]     method deleteRenderbuffer
+[Worker]     method deleteShader
+[Worker]     method deleteTexture
+[Worker]     method depthFunc
+[Worker]     method depthMask
+[Worker]     method depthRange
+[Worker]     method detachShader
+[Worker]     method disable
+[Worker]     method disableVertexAttribArray
+[Worker]     method drawArrays
+[Worker]     method drawElements
+[Worker]     method enable
+[Worker]     method enableVertexAttribArray
+[Worker]     method finish
+[Worker]     method flush
+[Worker]     method framebufferRenderbuffer
+[Worker]     method framebufferTexture2D
+[Worker]     method frontFace
+[Worker]     method generateMipmap
+[Worker]     method getActiveAttrib
+[Worker]     method getActiveUniform
+[Worker]     method getAttachedShaders
+[Worker]     method getAttribLocation
+[Worker]     method getBufferParameter
+[Worker]     method getContextAttributes
+[Worker]     method getError
+[Worker]     method getExtension
+[Worker]     method getFramebufferAttachmentParameter
+[Worker]     method getParameter
+[Worker]     method getProgramInfoLog
+[Worker]     method getProgramParameter
+[Worker]     method getRenderbufferParameter
+[Worker]     method getShaderInfoLog
+[Worker]     method getShaderParameter
+[Worker]     method getShaderPrecisionFormat
+[Worker]     method getShaderSource
+[Worker]     method getSupportedExtensions
+[Worker]     method getTexParameter
+[Worker]     method getUniform
+[Worker]     method getUniformLocation
+[Worker]     method getVertexAttrib
+[Worker]     method getVertexAttribOffset
+[Worker]     method hint
+[Worker]     method isBuffer
+[Worker]     method isContextLost
+[Worker]     method isEnabled
+[Worker]     method isFramebuffer
+[Worker]     method isProgram
+[Worker]     method isRenderbuffer
+[Worker]     method isShader
+[Worker]     method isTexture
+[Worker]     method lineWidth
+[Worker]     method linkProgram
+[Worker]     method pixelStorei
+[Worker]     method polygonOffset
+[Worker]     method readPixels
+[Worker]     method renderbufferStorage
+[Worker]     method sampleCoverage
+[Worker]     method scissor
+[Worker]     method shaderSource
+[Worker]     method stencilFunc
+[Worker]     method stencilFuncSeparate
+[Worker]     method stencilMask
+[Worker]     method stencilMaskSeparate
+[Worker]     method stencilOp
+[Worker]     method stencilOpSeparate
+[Worker]     method texImage2D
+[Worker]     method texParameterf
+[Worker]     method texParameteri
+[Worker]     method texSubImage2D
+[Worker]     method uniform1f
+[Worker]     method uniform1fv
+[Worker]     method uniform1i
+[Worker]     method uniform1iv
+[Worker]     method uniform2f
+[Worker]     method uniform2fv
+[Worker]     method uniform2i
+[Worker]     method uniform2iv
+[Worker]     method uniform3f
+[Worker]     method uniform3fv
+[Worker]     method uniform3i
+[Worker]     method uniform3iv
+[Worker]     method uniform4f
+[Worker]     method uniform4fv
+[Worker]     method uniform4i
+[Worker]     method uniform4iv
+[Worker]     method uniformMatrix2fv
+[Worker]     method uniformMatrix3fv
+[Worker]     method uniformMatrix4fv
+[Worker]     method useProgram
+[Worker]     method validateProgram
+[Worker]     method vertexAttrib1f
+[Worker]     method vertexAttrib1fv
+[Worker]     method vertexAttrib2f
+[Worker]     method vertexAttrib2fv
+[Worker]     method vertexAttrib3f
+[Worker]     method vertexAttrib3fv
+[Worker]     method vertexAttrib4f
+[Worker]     method vertexAttrib4fv
+[Worker]     method vertexAttribPointer
+[Worker]     method viewport
 [Worker] interface WebSocket : EventTarget
 [Worker]     attribute @@toStringTag
 [Worker]     attribute CLOSED
@@ -910,6 +2275,7 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     attribute @@toStringTag
 [Worker]     getter caches
 [Worker]     getter crypto
+[Worker]     getter fonts
 [Worker]     getter indexedDB
 [Worker]     getter isSecureContext
 [Worker]     getter location
@@ -922,12 +2288,14 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     getter self
 [Worker]     method atob
 [Worker]     method btoa
+[Worker]     method cancelAnimationFrame
 [Worker]     method clearInterval
 [Worker]     method clearTimeout
 [Worker]     method constructor
 [Worker]     method createImageBitmap
 [Worker]     method fetch
 [Worker]     method importScripts
+[Worker]     method requestAnimationFrame
 [Worker]     method setInterval
 [Worker]     method setTimeout
 [Worker]     setter onerror

third_party/blink/renderer/platform/runtime_enabled_features.json5

@@ -847,11 +847,11 @@
     },
     {
       name: "OffscreenCanvas",
-      status: "experimental",
+      status: "stable",
     },
     {
       name: "OffscreenCanvasText",
-      status: "experimental",
+      status: "stable",
     },
     {
       name: "OnDeviceChange",