BUG=angleproject:1441
TEST=bots

Change-Id: Ia4cf415d8346c3234bf0f548a178ee3ea8cd35c4
Reviewed-on: https://chromium-review.googlesource.com/362110Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Zhenyao Mo <zmo@chromium.org>
Commit-Queue: Zhenyao Mo <zmo@chromium.org>