Revert of Revert of Support casting for embedded YT videos

media/base/android/media_player_android.h

Index: media/base/android/media_player_android.h
diff --git a/media/base/android/media_player_android.h b/media/base/android/media_player_android.h
index 7a7a471dcc399b68e5d70e9acbd1a8b511722a6d..879ba756e2ca1d618b012e085e55abdabdc59c5f 100644
--- a/media/base/android/media_player_android.h
+++ b/media/base/android/media_player_android.h
@@ -81,11 +81,14 @@
 
   int player_id() { return player_id_; }
 
+  GURL frame_url() { return frame_url_; }
+
  protected:
   MediaPlayerAndroid(int player_id,
                      MediaPlayerManager* manager,
                      const RequestMediaResourcesCB& request_media_resources_cb,
-                     const ReleaseMediaResourcesCB& release_media_resources_cb);
+                     const ReleaseMediaResourcesCB& release_media_resources_cb,
+                     const GURL& frame_url);
 
   MediaPlayerManager* manager() { return manager_; }
 
@@ -100,6 +103,9 @@
   // Resource manager for all the media players.
   MediaPlayerManager* manager_;
 
+  // Url for the frame that contains this player.
+  GURL frame_url_;
+
   DISALLOW_COPY_AND_ASSIGN(MediaPlayerAndroid);
 };