Add "repaint" option to PaintSingleFrame

media/base/null_video_sink.h

Index: media/base/null_video_sink.h
diff --git a/media/base/null_video_sink.h b/media/base/null_video_sink.h
index 25a74070c7560f85a1969fb97b2df72083ad9765..11e41895773effa38c8970aa1f04bde1df5be444 100644
--- a/media/base/null_video_sink.h
+++ b/media/base/null_video_sink.h
@@ -35,7 +35,8 @@ class MEDIA_EXPORT NullVideoSink : public VideoRendererSink {
   // VideoRendererSink implementation.
   void Start(RenderCallback* callback) override;
   void Stop() override;
-  void PaintSingleFrame(const scoped_refptr<VideoFrame>& frame) override;
+  void PaintSingleFrame(const scoped_refptr<VideoFrame>& frame,
+                        bool repaint_duplicate_frame) override;
 
   void set_tick_clock_for_testing(base::TickClock* tick_clock) {
     tick_clock_ = tick_clock;