Deletes the class VideoRendererCallback.

webrtc/modules/video_render/windows/video_render_direct3d9.cc

Index: webrtc/modules/video_render/windows/video_render_direct3d9.cc
diff --git a/webrtc/modules/video_render/windows/video_render_direct3d9.cc b/webrtc/modules/video_render/windows/video_render_direct3d9.cc
index b59b944e483405818db95708c5793ac8cdc28ede..8c18622654efa5b38ffc66c4e03de61394e82db1 100644
--- a/webrtc/modules/video_render/windows/video_render_direct3d9.cc
+++ b/webrtc/modules/video_render/windows/video_render_direct3d9.cc
@@ -141,17 +141,16 @@ int D3D9Channel::FrameSizeChange(int width, int height, int numberOfStreams)
     return 0;
 }
 
-int32_t D3D9Channel::RenderFrame(const uint32_t streamId,
-                                 const VideoFrame& videoFrame) {
+void D3D9Channel::OnFrame(const VideoFrame& videoFrame) {
     CriticalSectionScoped cs(_critSect);
     if (_width != videoFrame.width() || _height != videoFrame.height())
     {
         if (FrameSizeChange(videoFrame.width(), videoFrame.height(), 1) == -1)
         {
-            return -1;
+            return;
         }
     }
-    return DeliverFrame(videoFrame);
+    DeliverFrame(videoFrame);
 }
 
 // Called from video engine when a new frame should be rendered.
@@ -833,7 +832,7 @@ int32_t VideoRenderDirect3D9::DeleteChannel(const uint32_t streamId)
     return -1;
 }
 
-VideoRenderCallback* VideoRenderDirect3D9::CreateChannel(const uint32_t channel,
+rtc::VideoSinkInterface<VideoFrame>* VideoRenderDirect3D9::CreateChannel(const uint32_t channel,
                                                                  const uint32_t zOrder,
                                                                  const float left,
                                                                  const float top,