b127156, polish, Show currently selected packs in language / content pack pref panel, r=tao, sr=dveditz, a=asa

suite/locales/en-US/chrome/browser/navigator.properties

@@ -18,6 +18,7 @@ jserror=An error has occurred on this page. Double click here for details.
 # all.js
 #
 general.useragent.locale=en-US
+general.useragent.contentlocale=US
 font.language.group=x-western
 intl.accept_languages=en-us, en
 intl.charsetmenu.browser.static=iso-8859-1