| Index: cc/ipc/surface_sequence.mojom
 | 
| diff --git a/cc/ipc/surface_sequence.mojom b/cc/ipc/surface_sequence.mojom
 | 
| index d186077e12cdc75c16b19e69c57bb23806477816..ba02ee594b9188331defc02bdc65f38eefd00f84 100644
 | 
| --- a/cc/ipc/surface_sequence.mojom
 | 
| +++ b/cc/ipc/surface_sequence.mojom
 | 
| @@ -4,11 +4,13 @@
 | 
|  
 | 
|  module cc.mojom;
 | 
|  
 | 
| +import "cc/ipc/frame_sink_id.mojom";
 | 
| +
 | 
|  // A per-surface-namespace sequence number that's used to coordinate
 | 
|  // dependencies between frames. A sequence number may be satisfied once, and
 | 
|  // may be depended on once.
 | 
|  struct SurfaceSequence {
 | 
| -  uint32 client_id;
 | 
| +  FrameSinkId frame_sink_id;
 | 
|    uint32 sequence;
 | 
|  };
 | 
|   
 | 
| 
 |