Add "repaint" option to PaintSingleFrame

media/base/video_renderer_sink.h

Index: media/base/video_renderer_sink.h
diff --git a/media/base/video_renderer_sink.h b/media/base/video_renderer_sink.h
index f8e64bfc19f27946708e9af9efee6575bfef022c..5670f0424c1ef4206743a834883a61d08830300d 100644
--- a/media/base/video_renderer_sink.h
+++ b/media/base/video_renderer_sink.h
@@ -58,7 +58,8 @@ class MEDIA_EXPORT VideoRendererSink {
   // useful for painting poster images or hole frames without having to issue a
   // Start() -> Render() -> Stop(). Clients are free to mix usage of Render()
   // based painting and PaintSingleFrame().
-  virtual void PaintSingleFrame(const scoped_refptr<VideoFrame>& frame) = 0;
+  virtual void PaintSingleFrame(const scoped_refptr<VideoFrame>& frame,
+                                bool repaint_duplicate_frame = false) = 0;
 
   virtual ~VideoRendererSink() {}
 };