BUG=angleproject:1366

Change-Id: I9e44679754eb704b390191c28206dedc3dc7cc4f
Reviewed-on: https://chromium-review.googlesource.com/367082
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>