Visualize geometry domains in degenerate quad sample

Change-Id: Iba2d376fedfa2fd2258bc0d0f50038a426f9d290
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/210423
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
Auto-Submit: Michael Ludwig <michaelludwig@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
1 file changed