| Index: gpu/command_buffer/service/cmd_buffer_engine.h | 
| diff --git a/gpu/command_buffer/service/cmd_buffer_engine.h b/gpu/command_buffer/service/cmd_buffer_engine.h | 
| index 6aefe82e35e1066ba7d2976beb85dfa2529759fc..1c88199dbb800d6f4e3f239668bcc974101e08b6 100644 | 
| --- a/gpu/command_buffer/service/cmd_buffer_engine.h | 
| +++ b/gpu/command_buffer/service/cmd_buffer_engine.h | 
| @@ -29,6 +29,9 @@ class CommandBufferEngine { | 
| // Sets the token value. | 
| virtual void set_token(int32 token) = 0; | 
|  | 
| +  // Sets the async token value. | 
| +  virtual void set_async_token(uint32 async_token) = 0; | 
| + | 
| // Sets the shared memory buffer used for commands. | 
| virtual bool SetGetBuffer(int32 transfer_buffer_id) = 0; | 
|  | 
|  |