| Index: webrtc/api/videotrack.h
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| diff --git a/webrtc/api/videotrack.h b/webrtc/api/videotrack.h
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| index 3835d2c936eddd0f305f1867fd60e6fcbc23eca9..2f875321c1ad134fe7184622619a1820c4b96610 100644
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| --- a/webrtc/api/videotrack.h
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| +++ b/webrtc/api/videotrack.h
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| @@ -47,7 +47,8 @@ class VideoTrack : public MediaStreamTrack<VideoTrackInterface>,
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|    // Implements ObserverInterface. Observes |video_source_| state.
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|    void OnChanged() override;
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|  
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| -  rtc::ThreadChecker thread_checker_;
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| +  rtc::ThreadChecker signaling_thread_checker_;
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| +  rtc::ThreadChecker worker_thread_checker_;
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|    rtc::scoped_refptr<VideoTrackSourceInterface> video_source_;
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|  };
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|  
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| 
 |