Fix about:sandbox's network isolation indication.
Fix about:sandbox's network isolation indication.

(aka: agl's an idiot. Thanks Julien.)

git-svn-id: http://src.chromium.org/svn/trunk/src@53180 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: e3549a298cea785040366cbf43ab310439e49d82
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