BUG=angleproject:1523

Change-Id: Ic728a777ad7e05373de03ee98e9b0a17101cd45d
Reviewed-on: https://chromium-review.googlesource.com/688102Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>