Cleanup GpuMemoryBuffer

gpu/command_buffer/client/gpu_memory_buffer_manager.h

Index: gpu/command_buffer/client/gpu_memory_buffer_manager.h
diff --git a/gpu/command_buffer/client/gpu_memory_buffer_manager.h b/gpu/command_buffer/client/gpu_memory_buffer_manager.h
index cc422bfcba78c5fb75253a82bf1a4e227ef501bb..8e11b08d386666877d72e2d99350d4e185b664c0 100644
--- a/gpu/command_buffer/client/gpu_memory_buffer_manager.h
+++ b/gpu/command_buffer/client/gpu_memory_buffer_manager.h
@@ -27,6 +27,10 @@ class GPU_EXPORT GpuMemoryBufferManager {
   virtual gfx::GpuMemoryBuffer* GpuMemoryBufferFromClientBuffer(
       ClientBuffer buffer) = 0;
 
+  // Associates destruction sync point with |buffer|.
+  virtual void RecordDestructionSyncPoint(ClientBuffer buffer,

[alexst (slow to review), 2014/11/03 16:34:37]

Dave, you had a concern over usage of ClientBuffer type here in an earlier rev,
would you like it handled differently, or is this okay?

+                                          uint32 sync_point) = 0;
+
  protected:
   virtual ~GpuMemoryBufferManager();
 };