fix mac build
fix mac build

git-svn-id: http://src.chromium.org/svn/trunk/src@79351 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 2953a5a3c4be81ab08cdc913fcb354d2f30f0119
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