Android 8.1.0 Release 38 (OPM4.171019.021.P1)
Merge cherrypicks of [4255363, 4255364, 4254607, 4254608, 4254909, 4254910, 4254911, 4255904, 4255905, 4255906, 4255907, 4254912, 4254624, 4255365, 4254609, 4254610, 4254611, 4254612, 4254613, 4254614, 4254615, 4254691, 4254692, 4254693, 4254694, 4254695, 4254696, 4254697, 4254698, 4254699, 4254700, 4255981, 4254913, 4255282, 4255283, 4255284, 4255366, 4256001, 4256002, 4254616, 4255367, 4256003, 4254957, 4254958, 4255403, 4255404, 4255405, 4255406, 4255407, 4255408, 4255409, 4255410, 4255411, 4255412, 4255413, 4255414, 4255415, 4255416, 4253350, 4256013, 4254991, 4256014, 4254959, 4254960, 4254992, 4254993, 4254994] into sparse-4732991-L15500000179240506

Change-Id: I6e41e39004b88d6f1f87b18f9ce104990443ec60