| Index: content/renderer/gpu/renderer_compositor_frame_sink.h | 
| diff --git a/content/renderer/gpu/renderer_compositor_frame_sink.h b/content/renderer/gpu/renderer_compositor_frame_sink.h | 
| index d81fb36d5e9cb43282b5617c64bf11a4c24a1ee8..93a4d61b7295dfc5e73fdd4caac0a31db9b6a002 100644 | 
| --- a/content/renderer/gpu/renderer_compositor_frame_sink.h | 
| +++ b/content/renderer/gpu/renderer_compositor_frame_sink.h | 
| @@ -104,6 +104,7 @@ class RendererCompositorFrameSink | 
| std::unique_ptr<cc::BeginFrameSource> begin_frame_source_; | 
| int routing_id_; | 
| base::ThreadChecker thread_checker_; | 
| +  bool bound_ = false; | 
| }; | 
|  | 
| }  // namespace content | 
|  |