Remove GpuInfo::can_lose_context.

content/renderer/renderer_blink_platform_impl.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/renderer/renderer_blink_platform_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 667 matching lines @@
   return WebString::fromUTF8(storage::GetIdentifierFromOrigin(
       WebSecurityOriginToGURL(origin)));
 }
 
 bool RendererBlinkPlatformImpl::canAccelerate2dCanvas() {
   RenderThreadImpl* thread = RenderThreadImpl::current();
   scoped_refptr<gpu::GpuChannelHost> host = thread->EstablishGpuChannelSync();
   if (!host)
     return false;
 
-  return host->gpu_info().SupportsAccelerated2dCanvas();
+  return !host->gpu_info().software_rendering;
 }
 
 bool RendererBlinkPlatformImpl::isThreadedCompositingEnabled() {
   RenderThreadImpl* thread = RenderThreadImpl::current();
   // thread can be NULL in tests.
   return thread && thread->compositor_task_runner().get();
 }
 
 bool RendererBlinkPlatformImpl::isThreadedAnimationEnabled() {
   RenderThreadImpl* thread = RenderThreadImpl::current();
@@ skipping 618 matching lines @@
   return &trial_token_validator_;
 }
 
 void RendererBlinkPlatformImpl::workerContextCreated(
     const v8::Local<v8::Context>& worker) {
   GetContentClient()->renderer()->DidInitializeWorkerContextOnWorkerThread(
       worker);
 }
 
 }  // namespace content