BUG=angleproject:892

Change-Id: I66690ba49789faa672f6ed58e9eb8a2482eb4f6d
Reviewed-on: https://chromium-review.googlesource.com/283472Reviewed-by: Kenneth Russell <kbr@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Corentin Wallez <cwallez@chromium.org>