cc: Fix multiple outstanding output surface requests

content/renderer/render_thread_impl.cc

Index: content/renderer/render_thread_impl.cc
diff --git a/content/renderer/render_thread_impl.cc b/content/renderer/render_thread_impl.cc
index c620271b62406ea83623570ebcfb18281cfc9a5a..4564990aac44b439a15e787409b1955926f796af 100644
--- a/content/renderer/render_thread_impl.cc
+++ b/content/renderer/render_thread_impl.cc
@@ -1363,6 +1363,11 @@ 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_;
 }