Blur both in x and y

Change-Id: Iea4ad298fe472182411a0246b8bae2972523c575
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/244263
Auto-Submit: Herb Derby <herb@google.com>
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Herb Derby <herb@google.com>
1 file changed