Prime the landing pad for the new video rendering pipeline.

media/mojo/services/renderer_config.cc

Index: media/mojo/services/renderer_config.cc
diff --git a/media/mojo/services/renderer_config.cc b/media/mojo/services/renderer_config.cc
index 311a260dbac377a029f7dddb4ce1714d34ba90a0..5522da2597fcacb2ad9e9db60aca1e493ecde744 100644
--- a/media/mojo/services/renderer_config.cc
+++ b/media/mojo/services/renderer_config.cc
@@ -34,6 +34,10 @@ scoped_refptr<AudioRendererSink> RendererConfig::GetAudioRendererSink() {
   return renderer_config_->GetAudioRendererSink();
 }
 
+scoped_ptr<VideoRendererSink> RendererConfig::GetVideoRendererSink() {
+  return renderer_config_->GetVideoRendererSink();
+}
+
 const AudioHardwareConfig& RendererConfig::GetAudioHardwareConfig() {
   return renderer_config_->GetAudioHardwareConfig();
 }