Remove createXMLHttpRequest and other 'factory' constructors.

client/dom/generated/monkey_dom.js

 // 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.
 
 // DO NOT EDIT
 // Auto-generated Dart DOM implementation.
 
 function DOM$EnsureDartNull(value) {
   return value === null ? (void 0) : value;
 }
@@ skipping 932 matching lines @@
     'addEventListener',
     'alert',
     'atob',
     'blur',
     'btoa',
     'captureEvents',
     'clearInterval',
     'clearTimeout',
     'close',
     'confirm',
-    'createFileReader',
-    'createWebKitCSSMatrix',
-    'createWebKitPoint',
-    'createXMLHttpRequest',
     'dispatchEvent',
     'find',
     'focus',
     'getComputedStyle',
     'getSelection',
     'matchMedia',
     'moveBy',
     'moveTo',
     'open',
     'postMessage',
@@ skipping 6176 matching lines @@
 function native__NativeDomGlobalProperties_getWindow() {
   // TODO: Should the window be obtained from an isolate?
   return window;
 }
 
 // Declared in src/GlobalProperties.dart
 function native__NativeDomGlobalProperties_getDocument() {
   // TODO: Should the window be obtained from an isolate?
   return window.document;
 }