Switched dns_global.cc over to UTF-8 strings.
Switched dns_global.cc over to UTF-8 strings.

Review URL: http://codereview.chromium.org/15065

git-svn-id: http://src.chromium.org/svn/trunk/src@7296 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 7ef1f062d88fe431676bb722b6262042da0c5f9c
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