Add GrD3DResource.

Beginning steps for adding textures and buffers.

Bug: skia:9935
Change-Id: Ib7a361a88c99ede4f89a456794b955e3c2750afa
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/275457
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
5 files changed