BUG=angleproject:1112

Change-Id: Iedd92ce7a56b20f42e51ef86278eb64fbae3c353
Reviewed-on: https://chromium-review.googlesource.com/316031Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Geoff Lang <geofflang@chromium.org>