Revert 113479 - Revert "Revert 113250 - Add CommandBuffer::SetGetBuffer"

gpu/command_buffer/service/command_buffer_service.h

Index: gpu/command_buffer/service/command_buffer_service.h
===================================================================
--- gpu/command_buffer/service/command_buffer_service.h	(revision 113511)
+++ gpu/command_buffer/service/command_buffer_service.h	(working copy)
@@ -21,17 +21,17 @@
 // API to manage the put and get pointers.
 class CommandBufferService : public CommandBuffer {
  public:
-  typedef base::Callback<bool(int32)> GetBufferChangedCallback;
   CommandBufferService();
   virtual ~CommandBufferService();
 
   // CommandBuffer implementation:
-  virtual bool Initialize() OVERRIDE;
+  virtual bool Initialize(int32 size) OVERRIDE;
+  virtual bool Initialize(base::SharedMemory* buffer, int32 size) OVERRIDE;
+  virtual Buffer GetRingBuffer() OVERRIDE;
   virtual State GetState() OVERRIDE;
   virtual State GetLastState() OVERRIDE;
   virtual void Flush(int32 put_offset) OVERRIDE;
   virtual State FlushSync(int32 put_offset, int32 last_known_get) OVERRIDE;
-  virtual void SetGetBuffer(int32 transfer_buffer_id) OVERRIDE;
   virtual void SetGetOffset(int32 get_offset) OVERRIDE;
   virtual int32 CreateTransferBuffer(size_t size, int32 id_request) OVERRIDE;
   virtual int32 RegisterTransferBuffer(base::SharedMemory* shared_memory,
@@ -52,19 +52,14 @@
   // attempting to write more to the command buffer. Takes ownership of
   // callback.
   virtual void SetPutOffsetChangeCallback(const base::Closure& callback);
-  // Sets a callback that is called whenever the get buffer is changed.
-  virtual void SetGetBufferChangeCallback(
-      const GetBufferChangedCallback& callback);
   virtual void SetParseErrorCallback(const base::Closure& callback);
 
  private:
-  int32 ring_buffer_id_;
   Buffer ring_buffer_;
   int32 num_entries_;
   int32 get_offset_;
   int32 put_offset_;
   base::Closure put_offset_change_callback_;
-  GetBufferChangedCallback get_buffer_change_callback_;
   base::Closure parse_error_callback_;
   std::vector<Buffer> registered_objects_;
   std::set<int32> unused_registered_object_elements_;