BUG=angleproject:1095

Change-Id: I4c272aef0f94733fc7b5297ddaa1fa2bc765fe62
Reviewed-on: https://chromium-review.googlesource.com/360029Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>