tree d5d639203d244ccc7d8081008682ab37a6ad729c
parent 05298735d333d3335d07ac96aa9daca797ff3f45
author Xiaohui Chen <xiaohuic@google.com> 1430256103 -0700
committer Xiaohui Chen <xiaohuic@google.com> 1435098337 -0700

Introduce system user and primary user.

Bug: 19913735
Change-Id: I2c7855915d778cf80a7154314321ddd90e2eaaac