Disable caching of GrTextures in promise images.

Leave the code to support it in place until we know if this causes
a regression.

Change-Id: Ic9f6a42cb83cc82a33a534d3f98cb9aaf11f813f
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/356998
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
1 file changed