Add forceDAA parameter to AntiFillPath

Threaded backend will need this to always fill path in DAA.

Bug: skia:
Change-Id: Ifbfb0137b89eb71b7c2a2722aee1dad196a52553
Reviewed-on: https://skia-review.googlesource.com/76120
Reviewed-by: Mike Klein <mtklein@chromium.org>
Commit-Queue: Yuqian Li <liyuqian@google.com>
2 files changed