BUG=angleproject:892

Change-Id: Iceae30f5bc12546b2486e8aac0346eab1f09ded3
Reviewed-on: https://chromium-review.googlesource.com/276200Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Corentin Wallez <cwallez@chromium.org>