This is a reland of 0ef049177f
Original change's description:
> Use Microsoft's ComPtr to wrap D3D12 objects.
>
> Change-Id: I4bd173428a2b65f0bc1994fb794ef9d4d68d5ba0
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/314957
> Reviewed-by: Brian Salomon <bsalomon@google.com>
> Reviewed-by: Greg Daniel <egdaniel@google.com>
> Commit-Queue: Jim Van Verth <jvanverth@google.com>
Change-Id: Id0199db4061c67ed53da35e74dc31a004744be95
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/315655
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>