Rename some GrD3DTypes* header files.

I want to free up GrD3DTypesPriv to actually be private types that
include real d3d objects.

Change-Id: Id38d6baae4fa68c19301b27d4f9d51eb1d9c5db0
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/443676
Commit-Queue: Greg Daniel <egdaniel@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
Auto-Submit: Greg Daniel <egdaniel@google.com>
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
7 files changed