modxcms/revolution — comment on commit 5b67125600412fbfbda35bab55a5a6acc51dddd0
File: manager/assets/modext/widgets/system/modx.tree.action.js line 166
By Mark-H:

In 2.2-style controllers:

public function getLanguageTopics() {
return array('frontdeskman:default','frontdeskman:property');
}