cc: Fix multiple outstanding output surface requests

content/renderer/render_thread_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/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 1345 matching lines @@
 }
 
 bool RenderThreadImpl::IsOneCopyEnabled() {
   return is_one_copy_enabled_;
 }
 
 bool RenderThreadImpl::IsElasticOverscrollEnabled() {
   return is_elastic_overscroll_enabled_;
 }
 
+bool RenderThreadImpl::UseSingleThreadScheduler() {
+  base::CommandLine* cmd = base::CommandLine::ForCurrentProcess();
+  return !cmd->HasSwitch(switches::kDisableSingleThreadProxyScheduler);
+}
+
 uint32 RenderThreadImpl::GetImageTextureTarget() {
   return use_image_texture_target_;
 }
 scoped_refptr<base::SingleThreadTaskRunner>
 RenderThreadImpl::GetCompositorMainThreadTaskRunner() {
   return main_thread_compositor_task_runner_;
 }
 
 scoped_refptr<base::SingleThreadTaskRunner>
 RenderThreadImpl::GetCompositorImplThreadTaskRunner() {
@@ skipping 393 matching lines @@
   hidden_widget_count_--;
 
   if (!GetContentClient()->renderer()->RunIdleHandlerWhenWidgetsHidden()) {
     return;
   }
 
   ScheduleIdleHandler(kLongIdleHandlerDelayMs);
 }
 
 }  // namespace content