Fill in the D3DTexture class.

Bug: skia:9935
Change-Id: Idd37e677462fec7ed0beca0fe578fb1a2f497eb8
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/278784
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
7 files changed