New rtc::VideoSinkInterface.

talk/media/base/videorenderer.h

Index: talk/media/base/videorenderer.h
diff --git a/talk/media/base/videorenderer.h b/talk/media/base/videorenderer.h
index 0b159f3af7864ff2db12290f570f6ef99fdc1847..03204030f08d078839e3e7d2d83623dbe681d983 100644
--- a/talk/media/base/videorenderer.h
+++ b/talk/media/base/videorenderer.h
@@ -33,18 +33,23 @@
 #endif
 
 #include "webrtc/base/sigslot.h"
+#include "webrtc/media/base/videosinkinterface.h"
 
 namespace cricket {
 
 class VideoFrame;
 
 // Abstract interface for rendering VideoFrames.
-class VideoRenderer {
+class VideoRenderer : public rtc::VideoSinkInterface<VideoFrame> {
  public:
   virtual ~VideoRenderer() {}
   // Called when a new frame is available for display.
   virtual bool RenderFrame(const VideoFrame *frame) = 0;
-
+  // Intended to replace RenderFrame.
+  void OnFrame(const cricket::VideoFrame& frame) override {
+    // Unused return value
+    RenderFrame(&frame);
+  }
 #if !defined(NDEBUG)
   // Allow renderer dumping out rendered frames.
   virtual bool SetDumpPath(const std::string &path) { return true; }