tree 90336fc773e83bb079e640d613236faeb716112e
parent cf94988efc56439085f3f0bfe8a9efb6e5782a1b
author Muyuan Li <muyuanli@google.com> 1461797475 -0700
committer Muyuan Li <muyuanli@google.com> 1462475509 +0000

sysui: refactor for extensibility.

Extended QSDetail / QSTile to control the behavior with
header / footer.

Bug: 28169547
Change-Id: Ice7d5fc16a0e9080a5c842295abe87bc1e2d71be
(cherry picked from commit dbdcb44b7fa49931fc506535a4cc02c20085bca5)