Get rid of warning on CHROME_OS builder. Review URL: http://codereview.chromium.org/165080
Get rid of warning on CHROME_OS builder.
Review URL: http://codereview.chromium.org/165080

git-svn-id: http://src.chromium.org/svn/trunk/src@22655 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 21ddc813af859a60c57d6c6aeb0831d5aba8bda6
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