Fix a regression in RenderThemeGtk.
Fix a regression in RenderThemeGtk.

Review URL: http://codereview.chromium.org/12617


git-svn-id: http://src.chromium.org/svn/trunk/src@5947 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: c6085021999418d83bfc31f662ad97606e25b648
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