Was used in a couple other places.

BUG=angleproject:2052

Change-Id: Ib335271a42c9569bbb452b6de8b683023cfc5900
Reviewed-on: https://chromium-review.googlesource.com/659399
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>