Disallow caching of non-ninepatchable blur mask filtered round rects

From our simulation of the Camera App's behavior we get:

w/ caching (old):
    Textures Created: 802
    Texture Uploads: 802

w/o caching (new):
    Textures Created: 6
    Texture Uploads: 802

Bug: b/185828492, skia:11953
Change-Id: I7975033bf9f7d24ede6f1add23fe95cda3ba5669
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/404202
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
1 file changed