Suppress 4 WebGL tests on Metal and SwiftShader on Mac

conformance/textures/image_bitmap_from_video/tex-2d-alpha-alpha-unsigned_byte.html
conformance/textures/misc/tex-video-using-tex-unit-non-zero.html
conformance/textures/misc/texture-upload-size.html
conformance/textures/video/tex-2d-alpha-alpha-unsigned_byte.html

Started failing when HW video decoder was enabled in
https://chromium-review.googlesource.com/c/chromium/src/+/2364962

TBR=bsheedy

Bug: 1119939
Change-Id: Ib7519f318653a7623486907a72a1c574d1a71be9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2368421Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>
Cr-Commit-Position: refs/heads/master@{#800453}

content/test/gpu/gpu_tests/test_expectations/webgl_conformance_expectations.txt

@@ -768,9 +768,11 @@ crbug.com/1114284 [ linux swiftshader passthrough google-0xffff ] conformance/un
 crbug.com/1099960 [ mac swiftshader passthrough ] conformance/context/context-no-alpha-fbo-with-alpha.html [ Failure ]
 crbug.com/1099960 [ mac swiftshader passthrough ] conformance/rendering/color-mask-preserved-during-implicit-clears.html [ Failure ]
 crbug.com/1099960 [ mac swiftshader passthrough ] conformance/rendering/scissor-rect-repeated-rendering.html [ Failure ]
+crbug.com/1119939 [ mac swiftshader passthrough ] conformance/textures/misc/texture-upload-size.html [ Failure ]
 crbug.com/1099960 [ mac swiftshader-gl no-passthrough ] conformance/context/context-no-alpha-fbo-with-alpha.html [ Failure ]
 crbug.com/1099960 [ mac swiftshader-gl no-passthrough ] conformance/rendering/color-mask-preserved-during-implicit-clears.html [ Failure ]
 crbug.com/1099960 [ mac swiftshader-gl no-passthrough ] conformance/rendering/scissor-rect-repeated-rendering.html [ Failure ]
+crbug.com/1119939 [ mac swiftshader-gl no-passthrough ] conformance/textures/misc/texture-upload-size.html [ Failure ]
 
 # Mac. GL backend.
 crbug.com/1099977 [ mac swiftshader-gl no-passthrough ] conformance/context/context-attribute-preserve-drawing-buffer.html [ Failure ]
@@ -809,6 +811,7 @@ crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bit
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_canvas/tex-2d-rgba-rgba-unsigned_byte.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_canvas/tex-2d-rgba-rgba-unsigned_short_4_4_4_4.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_canvas/tex-2d-rgba-rgba-unsigned_short_5_5_5_1.html [ Failure ]
+crbug.com/1119939 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-alpha-alpha-unsigned_byte.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-luminance_alpha-luminance_alpha-unsigned_byte.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-luminance-luminance-unsigned_byte.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-rgb-rgb-unsigned_byte.html [ Failure ]
@@ -817,11 +820,13 @@ crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bit
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-rgba-rgba-unsigned_short_4_4_4_4.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-rgba-rgba-unsigned_short_5_5_5_1.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/misc/gl-pixelstorei.html [ Failure ]
+crbug.com/1119939 [ mac swiftshader passthrough ] conformance/textures/misc/tex-video-using-tex-unit-non-zero.html [ Failure ]
 crbug.com/1102991 [ mac swiftshader passthrough ] conformance/textures/misc/tex-image-and-sub-image-2d-with-array-buffer-view.html [ RetryOnFailure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/misc/texparameter-test.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/misc/texture-corner-case-videos.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/misc/texture-npot-video.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/misc/texture-video-transparent.html [ Failure ]
+crbug.com/1119939 [ mac swiftshader passthrough ] conformance/textures/video/tex-2d-alpha-alpha-unsigned_byte.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/video/tex-2d-luminance_alpha-luminance_alpha-unsigned_byte.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/video/tex-2d-luminance-luminance-unsigned_byte.html [ Failure ]
 crbug.com/1099979 [ mac swiftshader passthrough ] conformance/textures/video/tex-2d-rgb-rgb-unsigned_byte.html [ Failure ]
@@ -874,6 +879,7 @@ crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/image
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/image_bitmap_from_canvas/tex-2d-rgb-rgb-unsigned_short_5_6_5.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/image_bitmap_from_canvas/tex-2d-rgba-rgba-unsigned_byte.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/image_bitmap_from_canvas/tex-2d-rgba-rgba-unsigned_short_4_4_4_4.html [ Failure ]
+crbug.com/1119939 [ mac metal passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-alpha-alpha-unsigned_byte.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-luminance-luminance-unsigned_byte.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-luminance_alpha-luminance_alpha-unsigned_byte.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/image_bitmap_from_video/tex-2d-rgb-rgb-unsigned_byte.html [ Failure ]
@@ -885,13 +891,16 @@ crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/gl-pixelstorei.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/tex-image-webgl.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/tex-input-validation.html [ Failure ]
+crbug.com/1119939 [ mac metal passthrough ] conformance/textures/misc/tex-video-using-tex-unit-non-zero.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/texparameter-test.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/texture-active-bind-2.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/texture-active-bind.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/texture-corner-case-videos.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/texture-npot-video.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/texture-npot.html [ Failure ]
+crbug.com/1119939 [ mac metal passthrough ] conformance/textures/misc/texture-upload-size.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/misc/texture-video-transparent.html [ Failure ]
+crbug.com/1119939 [ mac metal passthrough ] conformance/textures/video/tex-2d-alpha-alpha-unsigned_byte.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/video/tex-2d-luminance-luminance-unsigned_byte.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/video/tex-2d-luminance_alpha-luminance_alpha-unsigned_byte.html [ Failure ]
 crbug.com/angleproject/4846 [ mac metal passthrough ] conformance/textures/video/tex-2d-rgb-rgb-unsigned_byte.html [ Failure ]