fix linux unittest bustage
fix linux unittest bustage

git-svn-id: http://src.chromium.org/svn/trunk/src@8158 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 560761f4f9f0a7f62efa575cd91742c0fa932f1d
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