This was introduced in a prior patch.

Bug: angleproject:2717
Change-Id: I8f34377cbb9cbede4237efb1610400a8ed20ae2a
Reviewed-on: https://chromium-review.googlesource.com/1131566Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>