Fixed setting names in SettingsUpgrader for version 12

            Boolean keyguardPrivacy = (Boolean) settings.get("keyguardPrivacy");

            if (keyguardPrivacy != null && keyguardPrivacy) {

                // current setting: only show subject when unlocked

                settings.put("hideSubjectMode", NotificationHideSubject.WHEN_LOCKED);

                settings.put("notificationHideSubjectMode", NotificationHideSubject.WHEN_LOCKED);

            } else {

                // always show subject [old default]

                settings.put("hideSubjectMode", NotificationHideSubject.NEVER);

                settings.put("notificationHideSubjectMode", NotificationHideSubject.NEVER);

            }

            return new HashSet<String>(Arrays.asList("hideSubjectMode"));

            return new HashSet<String>(Arrays.asList("keyguardPrivacy"));

        }

    }