/rhino/xmlimplsrc/org/mozilla/javascript/xmlimpl/XMLCtor.java
if ( args.length == 7 || args[7] == null || args[7] == Undefined.instance) {
if ( args.length == 0 || args[0] == null || args[0] == Undefined.instance ) {
Scriptable obj = cx.newObject(scope); writeSetting(obj); return obj; } case Id_setSettings: { <extra_id_0> options.setDefault(); } else if (args[0] instanceof Scriptable) { readSettings((Scriptable) args[0]); } return Undefined.instance; }