BUG=angleproject:1354

Change-Id: I925db827c4ccf4e6f037a058f8f6b960a56047e1
Reviewed-on: https://chromium-review.googlesource.com/474964
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>