Revert "Fix external SkImageFilter caching with clips."

This reverts commit ffa9b500d7e83e7dddf6a8902f47c4355b608c30.

R=reed@google.com
TBR=reed@google.com
NOTRY=True
NOTREECHECKS=True

Author: senorblanco@chromium.org

Review URL: https://codereview.chromium.org/340413004
1 file changed