| Index: chrome/common/render_messages_internal.h
 | 
| ===================================================================
 | 
| --- chrome/common/render_messages_internal.h	(revision 65702)
 | 
| +++ chrome/common/render_messages_internal.h	(working copy)
 | 
| @@ -2258,6 +2258,9 @@
 | 
|    IPC_MESSAGE_ROUTED2(ViewHostMsg_AcceleratedSurfaceBuffersSwapped,
 | 
|                        gfx::PluginWindowHandle /* window */,
 | 
|                        uint64 /* surface_id */)
 | 
| +#elif defined(OS_WIN)
 | 
| +  IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowCompositorHostWindow,
 | 
| +                      bool /* show */)
 | 
|  #endif
 | 
|  
 | 
|    // A renderer sends this to the browser process when it wants to create a
 | 
| 
 |