Merge "Move gatekeeperd to system-background cpuset." into nyc-dev am: 0e54903
am: 91bd529

* commit '91bd5294180b825141009c1d6c7a6e0b2bdda562':
  Move gatekeeperd to system-background cpuset.

Change-Id: Ie26404a163b67c4acea8a6a8ad1d9d1ea145b3ce