no sprite blitters support gamut conversion

This fixes the None/Low bitmap filtering in gamut GM.

BUG=skia:6679

Change-Id: Ic6e0efa6a23b537aea69b4beb24f3c8b8c6ca347
Reviewed-on: https://skia-review.googlesource.com/17923
Commit-Queue: Mike Klein <mtklein@chromium.org>
Reviewed-by: Brian Osman <brianosman@google.com>
1 file changed