Misc batch->op cleanup Part 2 of 2

Change-Id: Iedfe5bd019ca1171ab09de569f74c57975aa54c9
Reviewed-on: https://skia-review.googlesource.com/6384
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
21 files changed