Crashes on Mac Mini 8.1

Bug: angleproject:5268
Change-Id: I18cab39a8b6a8703e798cd8fb14d498a3a611eec
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2508969Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>