@Nullable
  public final DomElement getDomElement(final XmlTag element) {
    if (myChanging) return null;

    final DomInvocationHandler handler = getDomHandler(element);
    return handler != null ? handler.getProxy() : null;
  }
 static AbstractDomChildrenDescription findChildrenDescription(
     final XmlTag tag, final DomInvocationHandler parent) {
   final DomGenericInfoEx info = parent.getGenericInfo();
   return info.findChildrenDescription(
       parent, tag.getLocalName(), tag.getNamespace(), false, tag.getName());
 }