pass common SkStageRec to all effects using rasterpipeline

- shaders
- colorfilters
- mixers

Bug: skia:
Change-Id: Ife2fabd1171228ea9fb154efab3537fd0ddb4a6e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/200933
Commit-Queue: Mike Reed <reed@google.com>
Reviewed-by: Mike Klein <mtklein@google.com>
38 files changed