Remove GpuInfo::can_lose_context.

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 52 matching lines @@
 
   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) ||
-         !GpuDataManagerImpl::GetInstance()
-              ->GetGPUInfo()
-              .SupportsAccelerated2dCanvas(),
+     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),
      "Gpu compositing has been disabled, either via blacklist, about:flags"
      " or the command line. The browser will fall back to software compositing"
      " and hardware acceleration will be unavailable.",
      true},
@@ skipping 322 matching lines @@
     }
   }
   return problem_list;
 }
 
 std::vector<std::string> GetDriverBugWorkarounds() {
   return GpuDataManagerImpl::GetInstance()->GetDriverBugWorkarounds();
 }
 
 }  // namespace content