Android 7.1.0 release 2
resolve merge conflicts of 28ce9cd to lmp-dev am: 53d55d7834 am: 009bc279a2 am: 6f21973d99 am: ab159ee14e am: e0cb79f1bc am: 3197a71063 am: ac2655b5cb am: bf7bc974e5
am: 000c33c8eb

Change-Id: I5b4d1e7d07d2ebd5c2c488b3dd3d76e1dcb6d93a