Return GrProcessorSet::Analysis from GrDrawOp::finalize

Bug: skia:8671
Change-Id: Ib35d1642659021419f408bf19b1b0dc0066e8df2
Reviewed-on: https://skia-review.googlesource.com/c/184160
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
42 files changed