Replaces VideoLayer with a SurfaceLayer in WebMediaPlayerImpl

media/blink/webmediaplayer_impl.h

Index: media/blink/webmediaplayer_impl.h
diff --git a/media/blink/webmediaplayer_impl.h b/media/blink/webmediaplayer_impl.h
index da0d8b6c1bd984d3c0b010a635e30ca7f7ce414a..0a0f9682a1ffbc893e63927286cd71b021cec0a7 100644
--- a/media/blink/webmediaplayer_impl.h
+++ b/media/blink/webmediaplayer_impl.h
@@ -44,6 +44,7 @@
 #include "third_party/WebKit/public/platform/WebAudioSourceProvider.h"
 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h"
 #include "third_party/WebKit/public/platform/WebMediaPlayer.h"
+#include "third_party/WebKit/public/platform/WebVideoSurfaceLayerBridge.h"
 #include "url/gurl.h"
 
 #if defined(OS_ANDROID)  // WMPI_CAST
@@ -721,6 +722,9 @@ class MEDIA_BLINK_EXPORT WebMediaPlayerImpl
   // Monitors the player events.
   base::WeakPtr<MediaObserver> observer_;
 
+  // Obtains and maintains SurfaceIds.

[liberato (no reviews please), 2017/07/06 16:56:18]

'... for kWhateverThatFeatureNameIs'.

also, this does quite a bit more than SurfaceIds, e.g., owning the weblayer.

[CJ, 2017/07/06 20:45:18]

Done.

+  std::unique_ptr<blink::WebVideoSurfaceLayerBridge> bridge_;
+
   // The maximum video keyframe distance that allows triggering background
   // playback optimizations (non-MSE).
   base::TimeDelta max_keyframe_distance_to_disable_background_video_;