ElggInstaller::setSubtypeClasses PHP Method

    protected function setSubtypeClasses()
    {
        add_subtype("object", "plugin", "ElggPlugin");
        add_subtype("object", "file", "ElggFile");
        add_subtype("object", "widget", "ElggWidget");
        add_subtype("object", "comment", "ElggComment");
        add_subtype("object", "elgg_upgrade", 'ElggUpgrade');
    }