ServiceManager: Allow system services running as secondary users to add services am: e6bbe69ba7 am: 2cb14836ac am: c29c3734af am: ce0e72911c am: 2c39ea1025 am: fa5aafc9f3 am: 1f36bcd2ba am: 75469c1fc9
am: 083f4ecca2

Change-Id: Ie1931218577e24e4ab0eb7328ccff60a2ca54400