Share context creation logic with sync compositor

content/browser/android/in_process/synchronous_compositor_factory_impl.h

Index: content/browser/android/in_process/synchronous_compositor_factory_impl.h
diff --git a/content/browser/android/in_process/synchronous_compositor_factory_impl.h b/content/browser/android/in_process/synchronous_compositor_factory_impl.h
index a297c2126d3b0c40cbbaba794622e524e5fca961..a15ec710a7742778cb27b1a8c87f11bfc143736d 100644
--- a/content/browser/android/in_process/synchronous_compositor_factory_impl.h
+++ b/content/browser/android/in_process/synchronous_compositor_factory_impl.h
@@ -40,8 +40,9 @@ class SynchronousCompositorFactoryImpl : public SynchronousCompositorFactory {
       override;
   scoped_ptr<cc::OutputSurface> CreateOutputSurface(
       int routing_id,
-      scoped_refptr<content::FrameSwapMessageQueue> frame_swap_message_queue)
-      override;
+      scoped_refptr<content::FrameSwapMessageQueue> frame_swap_message_queue,

[boliu, 2015/10/13 18:49:09]

just realized these are not const&, I'll fix them in the next patch set..

+      scoped_refptr<cc::ContextProvider> onscreen_context,
+      scoped_refptr<cc::ContextProvider> worker_context) override;
   InputHandlerManagerClient* GetInputHandlerManagerClient() override;
   scoped_ptr<cc::BeginFrameSource> CreateExternalBeginFrameSource(
       int routing_id) override;
@@ -61,9 +62,6 @@ class SynchronousCompositorFactoryImpl : public SynchronousCompositorFactory {
 
 
  private:
-  scoped_refptr<cc::ContextProvider> CreateContextProviderForCompositor(
-      int surface_id,
-      CommandBufferContextType type);
   scoped_refptr<cc::ContextProvider> GetSharedWorkerContextProvider();
   bool CanCreateMainThreadContext();
   scoped_refptr<StreamTextureFactorySynchronousImpl::ContextProvider>
@@ -77,8 +75,6 @@ class SynchronousCompositorFactoryImpl : public SynchronousCompositorFactory {
   class VideoContextProvider;
   scoped_refptr<VideoContextProvider> video_context_provider_;
 
-  scoped_refptr<ContextProviderCommandBuffer> shared_worker_context_;
-
   // |num_hardware_compositor_lock_| is updated on UI thread only but can be
   // read on renderer main thread.
   base::Lock num_hardware_compositor_lock_;