tree 798ff75b06c4b51520a6f1ea3cd1666ebe4a7573
parent c7d01d3e1d3621907c27b283fb7f8b6e177c629d
author robertphillips <robertphillips@google.com> 1461016197 -0700
committer Commit bot <commit-bot@chromium.org> 1461016197 -0700

Make SkImageFilter::Cache purging methods pure virtual

This is intended to see if the Windows 10 bots ignoring of the purge methods is a compiler bug.

TBR=reed@google.com

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1901883002

Review URL: https://codereview.chromium.org/1901883002