Delete class webrtc::VideoRenderer and its header file.

webrtc/test/video_renderer.h

Index: webrtc/test/video_renderer.h
diff --git a/webrtc/test/video_renderer.h b/webrtc/test/video_renderer.h
index 3739522d7aaeaba6eac42c231c53324a04e6f3a6..49d2fa3dfd10a4de7f6c557cfcad603a7d413315 100644
--- a/webrtc/test/video_renderer.h
+++ b/webrtc/test/video_renderer.h
@@ -12,11 +12,13 @@
 
 #include <stddef.h>
 
-#include "webrtc/video_renderer.h"
+#include "webrtc/media/base/videosinkinterface.h"
 
 namespace webrtc {
+class VideoFrame;
+
 namespace test {
-class VideoRenderer : public webrtc::VideoRenderer {
+class VideoRenderer : public rtc::VideoSinkInterface<VideoFrame> {
  public:
   // Creates a platform-specific renderer if possible, or a null implementation
   // if failing.