tree 5437d1c8b6401827945910c88cbcd74208b38ce8
parent 8875a0413686eb3dc9f7d7d18a2cee9076aade54
author humper <humper@google.com> 1407524773 -0700
committer Commit bot <commit-bot@chromium.org> 1407524774 -0700

short circuit high quality scales that are actually the identity
transform

BUG=skia:
R=reed@google.com

Author: humper@google.com

Review URL: https://codereview.chromium.org/456843002