Remove unused code calling WebMediaPlayerClient::requestFullscreen()

media/base/android/media_player_manager.h

Index: media/base/android/media_player_manager.h
diff --git a/media/base/android/media_player_manager.h b/media/base/android/media_player_manager.h
index d2d35f471f03e450b52d4ce2f17f9c301d5f5783..bf6ca4e0734f8b092082910a3f34e6052c537143 100644
--- a/media/base/android/media_player_manager.h
+++ b/media/base/android/media_player_manager.h
@@ -76,9 +76,6 @@ class MEDIA_EXPORT MediaPlayerManager {
   // Returns the player with the specified id.
   virtual MediaPlayerAndroid* GetPlayer(int player_id) = 0;
 
-  // Called by the player to get a hardware protected surface.
-  virtual void RequestFullScreen(int player_id) = 0;
-
   // Called by the player to request to play. The manager should use this
   // opportunity to check if the current context is appropriate for a media to
   // play.