Attempt to green mac layout test bots.
Attempt to green mac layout test bots.

Review URL: http://codereview.chromium.org/108026

git-svn-id: http://src.chromium.org/svn/trunk/src@15318 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 3901a0de74ae67823c445a4a6df2a1f4a3896882
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser