[Chromium] Unreviewed gardening.

Attempted Mac build fix after http://trac.webkit.org/changeset/141291.

* platform/graphics/harfbuzz/HarfBuzzFaceCoreText.cpp:
(WebCore::harfBuzzCoreTextGetFontFuncs):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@141304 268f45cc-cd09-0410-ab3c-d52691b4dbfc