Send vsync timebase updates to the browser compositor

content/browser/gpu/browser_gpu_channel_host_factory.h

 // 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.
 
 #ifndef CONTENT_BROWSER_GPU_BROWSER_GPU_CHANNEL_HOST_FACTORY_H_
 #define CONTENT_BROWSER_GPU_BROWSER_GPU_CHANNEL_HOST_FACTORY_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/process.h"
@@ skipping 21 matching lines @@
       int32 surface_id,
       const GPUCreateCommandBufferConfig& init_params) OVERRIDE;
   virtual void CreateImage(
       gfx::PluginWindowHandle window,
       int32 image_id,
       const CreateImageCallback& callback) OVERRIDE;
   virtual void DeleteImage(int32 image_idu, int32 sync_point) OVERRIDE;
   virtual GpuChannelHost* EstablishGpuChannelSync(
       CauseForGpuLaunch cause_for_gpu_launch) OVERRIDE;
 
+  // Specify a task runner and callback to be used for a set of messages.
+  virtual void SetHandlerForControlMessages(
+      const uint32* message_ids,
+      size_t num_messages,
+      const base::Callback<void(const IPC::Message&)>& handler,
+      base::TaskRunner* target_task_runner);
+
  private:
   struct CreateRequest {
     CreateRequest();
     ~CreateRequest();
     base::WaitableEvent event;
     int gpu_host_id;
     int32 route_id;
   };
 
   struct EstablishRequest {
@@ skipping 22 matching lines @@
   static void ImageCreatedOnIO(
       const CreateImageCallback& callback, const gfx::Size size);
   static void OnImageCreated(
       const CreateImageCallback& callback, const gfx::Size size);
   void DeleteImageOnIO(int32 image_id, int32 sync_point);
   void EstablishGpuChannelOnIO(EstablishRequest* request);
   void GpuChannelEstablishedOnIO(
       EstablishRequest* request,
       const IPC::ChannelHandle& channel_handle,
       const GPUInfo& gpu_info);
+  static void AddFilterOnIO(
+      int gpu_host_id,
+      scoped_refptr<IPC::ChannelProxy::MessageFilter> filter);
 
   int gpu_client_id_;
   scoped_ptr<base::WaitableEvent> shutdown_event_;
   scoped_refptr<GpuChannelHost> gpu_channel_;
   int gpu_host_id_;
 
   static BrowserGpuChannelHostFactory* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserGpuChannelHostFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_GPU_BROWSER_GPU_CHANNEL_HOST_FACTORY_H_