More liberally fold the path matrix into the CTM in GrTextBlob::flush

In this case, even if the path matrix was only a translate, we were losing the ability to create a mask-filter key (because we were transforming the path)

Bug: skia:
Change-Id: I953d8d4e9bbcda9cc0f91cc367c028fb568b2e00
Reviewed-on: https://skia-review.googlesource.com/149981
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
1 file changed