Jeffrey Zhang d7495b1d39 Fix the prechecks role idempotent
the prechecks role should be idempotent and should changed nothing when
running.

TrivialFix

Change-Id: Ib5063d879e0f5f414d607bd9b6493a7499fc5652
2016-03-21 00:10:15 +08:00
..
2015-12-22 04:29:13 +00:00
2016-03-01 10:55:47 -05:00
2016-03-21 00:10:15 +08:00
2015-12-26 17:36:38 +00:00