Remove gpu workarounds that have no implementation

All of these workarounds here are listed in json but there's no
implementation for them in the code anymore.  Remove them.

Cq-Include-Trybots: master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
Change-Id: I0f9f0d4c8633b3b825b81eabb46782d1229a2250
Reviewed-on: https://chromium-review.googlesource.com/935292Reviewed-by: Kenneth Russell <kbr@chromium.org>
Reviewed-by: Zhenyao Mo <zmo@chromium.org>
Commit-Queue: enne <enne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#538923}

gpu/config/gpu_driver_bug_list.json

@@ -158,20 +158,6 @@
         "disable_d3d11"
       ]
     },
-    {
-      "id": 27,
-      "cr_bugs": [265115],
-      "description": "Async Readpixels with GL_BGRA format is broken on Haswell chipset on Macs",
-      "os": {
-        "type": "macosx"
-      },
-      "vendor_id": "0x8086",
-      "device_id": ["0x0402", "0x0406", "0x040a", "0x0412", "0x0416", "0x041a",
-                    "0x0a04", "0x0a16", "0x0a22", "0x0a26", "0x0a2a"],
-      "features": [
-        "swizzle_rgba_for_async_readpixels"
-      ]
-    },
     {
       "id": 31,
       "cr_bugs": [154715, 10068, 269829, 294779, 285292],
@@ -1429,21 +1415,6 @@
         "max_texture_size_limit_4096"
       ]
     },
-    {
-      "id": 148,
-      "description": "Mali-4xx GPU on JB doesn't support DetachGLContext",
-      "os": {
-        "type": "android",
-        "version": {
-          "op": "<=",
-          "value": "4.4.4"
-        }
-      },
-      "gl_renderer": ".*Mali-4.*",
-      "features": [
-        "surface_texture_cant_detach"
-      ]
-    },
     {
       "id": 149,
       "description": "Direct composition flashes black initially on Win <10",
@@ -1507,24 +1478,6 @@
         "GL_EXT_multisampled_render_to_texture"
       ]
     },
-    {
-      "id": 156,
-      "cr_bugs": [598474],
-      "description": "glEGLImageTargetTexture2DOES crashes",
-      "os": {
-        "type": "android",
-        "version": {
-          "op": "between",
-          "value": "4.4",
-          "value2": "4.4.4"
-        }
-      },
-      "gl_vendor": "Imagination.*",
-      "gl_renderer": "PowerVR SGX 544MP",
-      "features": [
-        "avda_dont_copy_pictures"
-      ]
-    },
     {
       "id": 157,
       "description": "Testing fences was broken on Mali ES2 drivers for specific phone models",
@@ -1662,19 +1615,6 @@
         "unpack_overlapping_rows_separately_unpack_buffer"
       ]
     },
-    {
-      "id": 167,
-      "cr_bugs": [610516],
-      "description": "glEGLImageTargetTexture2DOES crashes on Mali-400",
-      "os": {
-        "type": "android"
-      },
-      "gl_vendor": "ARM.*",
-      "gl_renderer": ".*Mali-4.*",
-      "features": [
-        "avda_dont_copy_pictures"
-      ]
-    },
     {
       "id": 168,
       "description": "VirtualBox driver doesn't correctly support partial swaps.",
@@ -2541,18 +2481,6 @@
         "disable_delayed_copy_nv12"
       ]
     },
-    {
-      "id": 234,
-      "description": "Avoid using EGL_IMAGE_EXTERNAL_FLUSH_EXT with eglCreateImageKHR on NVIDIA",
-      "cr_bugs": [727462],
-      "os": {
-        "type": "chromeos"
-      },
-      "gl_vendor": "NVIDIA.*",
-      "features": [
-        "avoid_using_image_flush_external_with_egl_create_image"
-      ]
-    },
     {
       "id": 235,
       "description": "Avoid waiting on a egl fence before pageflipping and rely on implicit sync.",

gpu/config/gpu_driver_bug_workaround_type.h

@@ -17,16 +17,12 @@
          add_and_true_to_loop_condition)                     \
   GPU_OP(ADJUST_SRC_DST_REGION_FOR_BLITFRAMEBUFFER,          \
          adjust_src_dst_region_for_blitframebuffer)          \
-  GPU_OP(AVDA_DONT_COPY_PICTURES,                            \
-         avda_dont_copy_pictures)                            \
   GPU_OP(AVOID_EGL_IMAGE_TARGET_TEXTURE_REUSE,               \
          avoid_egl_image_target_texture_reuse)               \
   GPU_OP(AVOID_ONE_COMPONENT_EGL_IMAGES,                     \
          avoid_one_component_egl_images)                     \
   GPU_OP(AVOID_STENCIL_BUFFERS,                              \
          avoid_stencil_buffers)                              \
-  GPU_OP(AVOID_USING_IMAGE_FLUSH_EXTERNAL_WITH_EGL_CREATE_IMAGE, \
-         avoid_using_image_flush_external_with_egl_create_image) \
   GPU_OP(BROKEN_EGL_IMAGE_REF_COUNTING,                      \
          broken_egl_image_ref_counting)                      \
   GPU_OP(CLEAR_ALPHA_IN_READPIXELS,                          \
@@ -203,10 +199,6 @@
          set_zero_level_before_generating_mipmap)            \
   GPU_OP(SIMULATE_OUT_OF_MEMORY_ON_LARGE_TEXTURES,           \
          simulate_out_of_memory_on_large_textures)           \
-  GPU_OP(SURFACE_TEXTURE_CANT_DETACH,                        \
-         surface_texture_cant_detach)                        \
-  GPU_OP(SWIZZLE_RGBA_FOR_ASYNC_READPIXELS,                  \
-         swizzle_rgba_for_async_readpixels)                  \
   GPU_OP(TEXSUBIMAGE_FASTER_THAN_TEXIMAGE,                   \
          texsubimage_faster_than_teximage)                   \
   GPU_OP(UNBIND_ATTACHMENTS_ON_BOUND_RENDER_FBO_DELETE,      \