Add analytic clip FPs that read from the CCPR atlas

Bug: skia:7190
Change-Id: Ie31d368f52910e6917efdeb1b024370b06fc11ee
Reviewed-on: https://skia-review.googlesource.com/77160
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
20 files changed