Adds harness for fuzzing the d3d12 backend with a WARP device.
Bug: dawn:444
Change-Id: I3e5ca325b19eb8b6cfe53e4d833c5acbbd293a26
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/22880
Commit-Queue: Brandon Jones <brandon1.jones@intel.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>