SkAutoRef seems lonely.  Might as well delete it.

(On the other hand, SkAutoUnref is well-used.)

NOTREECHECKS=true

BUG=skia:
R=bungeman@google.com, mtklein@google.com, reed@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/393953004
2 files changed