CHARGER_UNKNOWN 60 chrome/browser/chromeos/charger_replace/charger_replacement_dialog.cc return (charger_status == ChargerReplacementHandler::CHARGER_UNKNOWN || CHARGER_UNKNOWN 220 chrome/browser/ui/webui/chromeos/charger_replacement_handler.cc registry->RegisterIntegerPref(prefs::kSpringChargerCheck, CHARGER_UNKNOWN);