(purify bustage) Correct purify (only) reference to variable
(purify bustage) Correct purify (only) reference to variable

tbr=erikkay
Review URL: http://codereview.chromium.org/43097

git-svn-id: http://src.chromium.org/svn/trunk/src@11476 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 5f59aeb3baaf0b4ad89fe94109a75fe687f4d5f2
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