browser/check_default_browser = **unset** (no such key yet)
extensions/settings =
 - 'lncjcfkpannmofmpgdfoonkniofdnaba'
     manifest/* = *undef*
     blacklist = True
 - 'hpibmhghjndideebpackbdlpncgkcppp'
     manifest/* = *undef*
     blacklist = True