BUG=angleproject:1463

Change-Id: I5bdcfd757d6f7d6411558c368fa7a26c8a38c9ba
Reviewed-on: https://chromium-review.googlesource.com/365971
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>