Make disabling accelerated VPX decoding a GPU driver bug workaround.

content/browser/gpu/compositor_util.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/gpu/compositor_util.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 48 matching lines @@
   std::string disabled_description;
   bool fallback_to_software;
 };
 
 const GpuFeatureInfo GetGpuFeatureInfo(size_t index, bool* eof) {
   const base::CommandLine& command_line =
       *base::CommandLine::ForCurrentProcess();
   GpuDataManagerImpl* manager = GpuDataManagerImpl::GetInstance();
   gpu::GpuPreferences gpu_preferences = GetGpuPreferencesFromCommandLine();
 
-  bool accelerated_vpx_disabled =
-      command_line.HasSwitch(switches::kDisableAcceleratedVideoDecode);
-#if defined(OS_WIN)
-  accelerated_vpx_disabled |= !gpu_preferences.enable_accelerated_vpx_decode;
-#endif
-
   const GpuFeatureInfo kGpuFeatureInfo[] = {
     {"2d_canvas",
      manager->IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_ACCELERATED_2D_CANVAS),
      command_line.HasSwitch(switches::kDisableAccelerated2dCanvas),
      "Accelerated 2D canvas is unavailable: either disabled via blacklist or"
      " the command line.",
      true},
     {kGpuCompositingFeatureName,
      manager->IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_GPU_COMPOSITING),
      command_line.HasSwitch(switches::kDisableGpuCompositing),
@@ skipping 56 matching lines @@
      " about:flags or the command line.",
      true},
     {kMultipleRasterThreadsFeatureName, false,
      NumberOfRendererRasterThreads() == 1, "Raster is using a single thread.",
      false},
     {kNativeGpuMemoryBuffersFeatureName, false,
      !gpu::AreNativeGpuMemoryBuffersEnabled(),
      "Native GpuMemoryBuffers have been disabled, either via about:flags"
      " or command line.",
      true},
-    {"vpx_decode",
-     manager->IsFeatureBlacklisted(
-         gpu::GPU_FEATURE_TYPE_ACCELERATED_VPX_DECODE) ||
-         manager->IsFeatureBlacklisted(
-             gpu::GPU_FEATURE_TYPE_ACCELERATED_VIDEO_DECODE),
-     accelerated_vpx_disabled,
-     "Accelerated VPx video decode has been disabled, either via blacklist"
-     " or the command line.",
-     true},
     {kWebGL2FeatureName,
      manager->IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_WEBGL2),
      command_line.HasSwitch(switches::kDisableES3APIs),
      "WebGL2 has been disabled via blacklist or the command line.", false},
   };
   DCHECK(index < arraysize(kGpuFeatureInfo));
   *eof = (index == arraysize(kGpuFeatureInfo) - 1);
   return kGpuFeatureInfo[index];
 }
 
@@ skipping 229 matching lines @@
     }
   }
   return problem_list;
 }
 
 std::vector<std::string> GetDriverBugWorkarounds() {
   return GpuDataManagerImpl::GetInstance()->GetDriverBugWorkarounds();
 }
 
 }  // namespace content