/rhino/xmlimplsrc/org/mozilla/javascript/xmlimpl/XMLLibImpl.java
Object ns = ScriptRuntime.toString( cx) ;
Object ns = ScriptRuntime.searchDefaultNamespace ( cx ) ;
if (cx == null) { cx = Context.getCurrentContext(); if (cx == null) { return namespacePrototype; } } <extra_id_0> if (ns == null) { return namespacePrototype; } else { if (ns instanceof Namespace) { return (Namespace) ns; } else {