am 40a47f6d: am 4b495477: am 9f1bca5f: am 0ed179d1: am 4a154af9: Merge "Send volume keys to the default stream if not actually playing" into lmp-dev

* commit '40a47f6dd7413e19c34869be17b029051c3b8d25':
  Send volume keys to the default stream if not actually playing