Merge "Make some of the UID-based VPN code reusable" into nyc-dev
am: 4920698e17

* commit '4920698e17dc8aacd1b0743d313383a8ee1a3400':
  Make some of the UID-based VPN code reusable

Change-Id: I0e5b9aa4552ee11ae5ec2d2206cc58487fb9cd4c