BUG=angleproject:1944

Change-Id: I3f6e50fbc93948416c32070418a4f24a51a3c1bd
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1947452Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>