Prime the landing pad for the new video rendering pipeline.

media/renderers/default_renderer_factory.h

Index: media/renderers/default_renderer_factory.h
diff --git a/media/renderers/default_renderer_factory.h b/media/renderers/default_renderer_factory.h
index 08279922f53ff2e25606cbdfdbff012ad86b5a10..05cf2b1e1e59acfeda49a3dbe6e10b4670be5d8b 100644
--- a/media/renderers/default_renderer_factory.h
+++ b/media/renderers/default_renderer_factory.h
@@ -15,6 +15,7 @@ class AudioHardwareConfig;
 class AudioRendererSink;
 class GpuVideoAcceleratorFactories;
 class MediaLog;
+class VideoRendererSink;
 
 // The default factory class for creating RendererImpl.
 class MEDIA_EXPORT DefaultRendererFactory : public RendererFactory {
@@ -27,7 +28,8 @@ class MEDIA_EXPORT DefaultRendererFactory : public RendererFactory {
 
   scoped_ptr<Renderer> CreateRenderer(
       const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner,
-      AudioRendererSink* audio_renderer_sink) final;
+      AudioRendererSink* audio_renderer_sink,
+      VideoRendererSink* video_renderer_sink) final;
 
  private:
   scoped_refptr<MediaLog> media_log_;