[Graphite] Add YCbCr info to DawnTextureInfo

This CL adds Dawn's YCbCrVkDescriptor as a field to DawnTextureInfo to
facilitate clients passing in this info in the context of YCbCr sampling
being used when the backend is Android/Vulkan.

Bug: b/41488897
Change-Id: If4f55d4c63d1bab27465265fda8e76a8b0f649bb
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/852536
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Colin Blundell <blundell@chromium.org>
Reviewed-by: Greg Daniel <egdaniel@google.com>
1 file changed