tree eaa81c81458f45fbba0b21132a20b58d55ee4316
parent 34884f30619de71c1e9d22989dd8e306ed716e43
author Muyuan Li <muyuanli@google.com> 1464379378 -0700
committer Muyuan Li <muyuanli@google.com> 1464915036 +0000

sysui: refactor for extensibility.

Bug: 28942127
Change-Id: I2f61127a3c4843c22e15a4c6de1d78f165023b27
(cherry picked from commit fbc83b9837e383513eeae90d35fbc50eebeb06b3)