fix mac build
fix mac build

git-svn-id: http://src.chromium.org/svn/trunk/src@1581 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: d8d1cadf7dd640dab359dfe1ddd3fc91f0b1fbd6
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