Fix UWP build Bug: angleproject:4246 Change-Id: Ifcbb6fe51ee2df6baf86a308de74bab640ded834 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1982632 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>