Add video-rendering to mojo media pipeline.

chromecast/browser/media/cast_renderer.h

Index: chromecast/browser/media/cast_renderer.h
diff --git a/chromecast/browser/media/cast_renderer.h b/chromecast/browser/media/cast_renderer.h
index 5866e94d4ee52641271370379c94ed22949c2e51..c5790603b76cdd60d9c40a6422b73778b43a33ed 100644
--- a/chromecast/browser/media/cast_renderer.h
+++ b/chromecast/browser/media/cast_renderer.h
@@ -31,6 +31,7 @@ class CastRenderer : public ::media::Renderer {
                   const ::media::PipelineStatusCB& init_cb,
                   const ::media::StatisticsCB& statistics_cb,
                   const ::media::BufferingStateCB& buffering_state_cb,
+                  const ::media::NaturalSizeChangedCB& natural_size_changed_cb,
                   const base::Closure& ended_cb,
                   const ::media::PipelineStatusCB& error_cb,
                   const base::Closure& waiting_for_decryption_key_cb) final;