Add a script for determining which DOM methods correspond to which HTML methods.

client/html/src/XMLHttpRequestWrappingImplementation.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 class XMLHttpRequestEventsImplementation extends EventsImplementation
     implements XMLHttpRequestEvents {
   XMLHttpRequestEventsImplementation._wrap(_ptr) : super._wrap(_ptr);
 
   EventListenerList get abort() => _get('abort');
   EventListenerList get error() => _get('error');
   EventListenerList get load() => _get('load');
   EventListenerList get loadStart() => _get('loadstart');
   EventListenerList get progress() => _get('progress');
   EventListenerList get readyStateChange() => _get('readystatechange');
 }
 
 class XMLHttpRequestWrappingImplementation extends EventTargetWrappingImplementation implements XMLHttpRequest {
   XMLHttpRequestWrappingImplementation._wrap(
       dom.XMLHttpRequest ptr) : super._wrap(ptr);
 
+  /** @domName Window.createXMLHttpRequest */
   factory XMLHttpRequestWrappingImplementation() {
     return new XMLHttpRequestWrappingImplementation._wrap(
         new dom.XMLHttpRequest());
   }
 
   factory XMLHttpRequestWrappingImplementation.getTEMPNAME(String url,
       onSuccess(XMLHttpRequest request)) {
     final request = new XMLHttpRequest();
     request.open('GET', url, true);
 
@@ skipping 91 matching lines @@
     _ptr.setRequestHeader(header, value);
   }
 
   XMLHttpRequestEvents get on() {
     if (_on === null) {
       _on = new XMLHttpRequestEventsImplementation._wrap(_ptr);
     }
     return _on;
   }
 }