Linux: only-child-pseudo-class.html is working now.
Linux: only-child-pseudo-class.html is working now.

BUG=17635


git-svn-id: http://src.chromium.org/svn/trunk/src@22690 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: bee89ac3e2f382ec17e1ab571d363b2db953fb85
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