| Index: content/renderer/android/synchronous_compositor_frame_sink.h
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| diff --git a/content/renderer/android/synchronous_compositor_frame_sink.h b/content/renderer/android/synchronous_compositor_frame_sink.h
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| index 579fc717bf384dd926e67154671733fc7ecf788f..bab49796d99d833cb0c97d66eddce7fd4bd9eed6 100644
 | 
| --- a/content/renderer/android/synchronous_compositor_frame_sink.h
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| +++ b/content/renderer/android/synchronous_compositor_frame_sink.h
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| @@ -86,6 +86,7 @@ class SynchronousCompositorFrameSink
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|    bool BindToClient(cc::CompositorFrameSinkClient* sink_client) override;
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|    void DetachFromClient() override;
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|    void SubmitCompositorFrame(cc::CompositorFrame frame) override;
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| +  void DidNotProduceFrame(const cc::BeginFrameAck& ack) override;
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|    void Invalidate() override;
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|  
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|    // Partial SynchronousCompositor API implementation.
 | 
| 
 |