Use that to preserve the alpha type of (unpremul) SkImages when
serializing. This ensures that the new GM works correctly in
serialize-8888, and is required for an upcoming "raw" image feature.
Change-Id: I747803c2928cbb5872d4c97a421701248d8f6a51
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/478957
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>