Mark font-face-woff2 as failing

TBR=ksakamoto@chromium.org
BUG=357727

Review URL: https://codereview.chromium.org/214133004

git-svn-id: svn://svn.chromium.org/blink/trunk@170353 bbb929c8-8fbe-4397-9dbb-9b2b20218538