Merge "Add VrManager AIDL interface for use by system apps." into nyc-dev am: 50e229f
am: bc783e0

* commit 'bc783e038c17524c5182ad6b5e17ba95d0e1a319':
  Add VrManager AIDL interface for use by system apps.

Change-Id: Ie3aaad8ef509f69c643638f8974a95e1f33a7a60