Deletes the class VideoRendererCallback.

webrtc/modules/video_render/external/video_render_external_impl.cc

Index: webrtc/modules/video_render/external/video_render_external_impl.cc
diff --git a/webrtc/modules/video_render/external/video_render_external_impl.cc b/webrtc/modules/video_render/external/video_render_external_impl.cc
index 58df07875ec6cf26ea109984bdeb3e3c63b2a64b..84caa3ea1b57f8d5b6c40c102677040c6ed172cd 100644
--- a/webrtc/modules/video_render/external/video_render_external_impl.cc
+++ b/webrtc/modules/video_render/external/video_render_external_impl.cc
@@ -38,7 +38,7 @@ int32_t VideoRenderExternalImpl::ChangeWindow(void* window)
     return 0;
 }
 
-VideoRenderCallback*
+rtc::VideoSinkInterface<VideoFrame>*
 VideoRenderExternalImpl::AddIncomingRenderStream(const uint32_t streamId,
                                                  const uint32_t zOrder,
                                                  const float left,
@@ -187,9 +187,7 @@ int32_t VideoRenderExternalImpl::SetBitmap(const void* bitMap,
     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