Update XMLHttpRequest documentation.

lib/html/doc/interface/XMLHttpRequestUpload.dartdoc

Index: lib/html/doc/interface/XMLHttpRequestUpload.dartdoc
===================================================================
--- lib/html/doc/interface/XMLHttpRequestUpload.dartdoc	(revision 11000)
+++ lib/html/doc/interface/XMLHttpRequestUpload.dartdoc	(working copy)
@@ -1,40 +0,0 @@
-// Copyright (c) 2012, 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.
-
-// WARNING:
-//   This file contains documentation that is merged into the real source.
-//   Do not make code changes here.
-
-/// @domName XMLHttpRequestUpload
-interface XMLHttpRequestUpload extends EventTarget {
-
-  /**
-   * @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent
-   */
-  XMLHttpRequestUploadEvents get on();
-
-  /** @domName XMLHttpRequestUpload.addEventListener */
-  void $dom_addEventListener(String type, EventListener listener, [bool useCapture]);
-
-  /** @domName XMLHttpRequestUpload.dispatchEvent */
-  bool $dom_dispatchEvent(Event evt);
-
-  /** @domName XMLHttpRequestUpload.removeEventListener */
-  void $dom_removeEventListener(String type, EventListener listener, [bool useCapture]);
-}
-
-interface XMLHttpRequestUploadEvents extends Events {
-
-  EventListenerList get abort();
-
-  EventListenerList get error();
-
-  EventListenerList get load();
-
-  EventListenerList get loadEnd();
-
-  EventListenerList get loadStart();
-
-  EventListenerList get progress();
-}