Deletes the class VideoRendererCallback.

webrtc/modules/video_render/external/video_render_external_impl.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 20 matching lines @@
 {
     return 0;
 }
 
 int32_t VideoRenderExternalImpl::ChangeWindow(void* window)
 {
     CriticalSectionScoped cs(&_critSect);
     return 0;
 }
 
-VideoRenderCallback*
+rtc::VideoSinkInterface<VideoFrame>*
 VideoRenderExternalImpl::AddIncomingRenderStream(const uint32_t streamId,
                                                  const uint32_t zOrder,
                                                  const float left,
                                                  const float top,
                                                  const float right,
                                                  const float bottom)
 {
     CriticalSectionScoped cs(&_critSect);
     return this;
 }
@@ skipping 128 matching lines @@
                                            const void* colorKey,
                                            const float left,
                                            const float top,
                                            const float right,
                                            const float bottom)
 {
     CriticalSectionScoped cs(&_critSect);
     return 0;
 }
 
-// VideoRenderCallback
-int32_t VideoRenderExternalImpl::RenderFrame(const uint32_t streamId,
-                                             const VideoFrame& videoFrame) {
-    return 0;
-}
+// rtc::VideoSinkInterface<VideoFrame>
+void VideoRenderExternalImpl::OnFrame(const VideoFrame& videoFrame) {}
+
 }  // namespace webrtc