Send vsync timebase updates to the browser compositor

content/common/gpu/client/command_buffer_proxy_impl.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_COMMON_GPU_CLIENT_COMMAND_BUFFER_PROXY_IMPL_H_
 #define CONTENT_COMMON_GPU_CLIENT_COMMAND_BUFFER_PROXY_IMPL_H_
 
 #if defined(ENABLE_GPU)
 
 #include <map>
@@ skipping 53 matching lines @@
   virtual bool SetSurfaceVisible(bool visible) OVERRIDE;
   virtual bool DiscardBackbuffer() OVERRIDE;
   virtual bool EnsureBackbuffer() OVERRIDE;
   virtual uint32 InsertSyncPoint() OVERRIDE;
   virtual void WaitSyncPoint(uint32 sync_point) OVERRIDE;
   virtual bool SignalSyncPoint(uint32 sync_point,
                                const base::Closure& callback) OVERRIDE;
   virtual void SetMemoryAllocationChangedCallback(
       const base::Callback<void(const GpuMemoryAllocationForRenderer&)>&
           callback) OVERRIDE;
+  virtual void SetUpdateVSyncTimeCallback(
+      const base::Callback<void(int64)>& callback) OVERRIDE;
   virtual bool SetParent(CommandBufferProxy* parent_command_buffer,
                          uint32 parent_texture_id) OVERRIDE;
   virtual void SetChannelErrorCallback(const base::Closure& callback) OVERRIDE;
   virtual void SetNotifyRepaintTask(const base::Closure& callback) OVERRIDE;
   virtual void SetOnConsoleMessageCallback(
       const GpuConsoleMessageCallback& callback) OVERRIDE;
 
   // CommandBuffer implementation:
   virtual bool Initialize() OVERRIDE;
   virtual State GetState() OVERRIDE;
@@ skipping 32 matching lines @@
   bool Send(IPC::Message* msg);
 
   // Message handlers:
   void OnUpdateState(const gpu::CommandBuffer::State& state);
   void OnNotifyRepaint();
   void OnDestroyed(gpu::error::ContextLostReason reason);
   void OnEchoAck();
   void OnConsoleMessage(const GPUCommandBufferConsoleMessage& message);
   void OnSetMemoryAllocation(const GpuMemoryAllocationForRenderer& allocation);
   void OnSignalSyncPointAck(uint32 id);
+  void OnUpdateVSyncTime(int64 time);
 
   // Try to read an updated copy of the state from shared memory.
   void TryUpdateState();
 
   // Local cache of id to transfer buffer mapping.
   TransferBufferMap transfer_buffers_;
 
   // Zero or more (unowned!) video decoder hosts using this proxy, keyed by
   // their decoder_route_id.
   Decoders video_decoder_hosts_;
@@ skipping 14 matching lines @@
   // Tasks to be invoked in echo responses.
   std::queue<base::Closure> echo_tasks_;
 
   base::Closure notify_repaint_task_;
 
   base::Closure channel_error_callback_;
 
   base::Callback<void(const GpuMemoryAllocationForRenderer&)>
       memory_allocation_changed_callback_;
 
+  base::Callback<void(int64)> update_vsync_time_callback_;
+
   GpuConsoleMessageCallback console_message_callback_;
 
   // Tasks to be invoked in SignalSyncPoint responses.
   uint32 next_signal_id_;
   SignalTaskMap signal_tasks_;
 
   // ID of transfer buffer containing shared state.
   int32 state_buffer_;
 
   DISALLOW_COPY_AND_ASSIGN(CommandBufferProxyImpl);
 };
 
 #endif  // ENABLE_GPU
 
 #endif  // CONTENT_COMMON_GPU_CLIENT_COMMAND_BUFFER_PROXY_IMPL_H_