cc: Add threaded GPU rasterization.

content/browser/android/in_process/synchronous_compositor_impl.cc

 // Copyright 2013 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/android/in_process/synchronous_compositor_impl.h"
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 134 matching lines @@
   if (compositor_client_)
     compositor_client_->DidDestroyCompositor(this);
   compositor_client_ = nullptr;
 }
 
 bool SynchronousCompositorImpl::InitializeHwDraw() {
   DCHECK(CalledOnValidThread());
   DCHECK(output_surface_);
 
   scoped_refptr<cc::ContextProvider> onscreen_context =
-      g_factory.Get().CreateOnscreenContextProviderForCompositorThread();
+      g_factory.Get().CreateContextProviderForCompositor();
 
-  bool success = output_surface_->InitializeHwDraw(onscreen_context);
+  scoped_refptr<cc::ContextProvider> worker_context =
+      g_factory.Get().CreateContextProviderForCompositor();
+
+  bool success =
+      output_surface_->InitializeHwDraw(onscreen_context, worker_context);
 
   if (success)
     g_factory.Get().CompositorInitializedHardwareDraw();
   return success;
 }
 
 void SynchronousCompositorImpl::ReleaseHwDraw() {
   DCHECK(CalledOnValidThread());
   DCHECK(output_surface_);
   output_surface_->ReleaseHwDraw();
@@ skipping 196 matching lines @@
     g_factory.Get();  // Ensure it's initialized.
     SynchronousCompositorImpl::CreateForWebContents(contents);
   }
   SynchronousCompositorImpl* instance =
       SynchronousCompositorImpl::FromWebContents(contents);
   DCHECK(instance);
   instance->SetClient(client);
 }
 
 }  // namespace content