Fix handling of dynamic state in GrAAFillRRectOp

Bug: skia:
Change-Id: Id16684acc209aad943dae25d0077776e4b196453
Reviewed-on: https://skia-review.googlesource.com/c/171960
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
1 file changed