Implement basic RGB op fusing in skcms.

Change-Id: I8f5ce4cba60bfd644c61e46bca2303b0a846c1c3
Reviewed-on: https://skia-review.googlesource.com/c/skcms/+/771528
Commit-Queue: Brian Osman <brianosman@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
2 files changed