Gardening: mark fast/css/font-face-opentype.html as failing after r183597

TBR=eae

Review URL: https://codereview.chromium.org/648223002

git-svn-id: svn://svn.chromium.org/blink/trunk@183607 bbb929c8-8fbe-4397-9dbb-9b2b20218538