BUG=angleproject:2004

Change-Id: Ifb4f19abbbb1b6724d2af5b0a5dfb005b49ae3d1
Reviewed-on: https://chromium-review.googlesource.com/483906
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>