Merge "Merge \\\\\\\\\"DO NOT MERGE: Add pm operation to set user restrictions.\\\\\\\\\" into lmp-mr1-dev am: d327d73edf am: cb7e0643c9 am: 76c9d70756  -s ours am: 6ae7a5f72b am: 322e70cef3 am: a730e5977e am: cbe258aa27  -s ours am: 5b28589127 am: dbd5480ac4" into nyc-mr1-dev-plus-aosp