Unreviewed, rolling out r147319.
http://trac.webkit.org/changeset/147319
https://bugs.webkit.org/show_bug.cgi?id=113707

The unit test is still failing on the buildbot (Requested by
zdobersek on #webkit).

Patch by Sheriff Bot <webkit.review.bot@gmail.com> on 2013-04-01

* Scripts/run-gtk-tests:
(TestRunner):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@147338 268f45cc-cd09-0410-ab3c-d52691b4dbfc