Don't auto-send credentials on XHR.get

lib/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);
-
-  factory XMLHttpRequestWrappingImplementation() {
-    return new XMLHttpRequestWrappingImplementation._wrap(
-        new dom.XMLHttpRequest());
-  }
-
-  factory XMLHttpRequestWrappingImplementation.get(String url,
-      onSuccess(XMLHttpRequest request)) {
-    final request = new XMLHttpRequest();
-    request.open('GET', url, true);
-
-    // TODO(terry): Validate after client login added if necessary to forward
-    //              cookies to server.
-    request.withCredentials = true;
-
-    // Status 0 is for local XHR request.
-    request.on.readyStateChange.add((e) {
-      if (request.readyState == XMLHttpRequest.DONE &&
-          (request.status == 200 || request.status == 0)) {
-        onSuccess(request);
-      }
-    });
-
-    request.send();
-
-    return request;
-  }
-
-  int get readyState() => _ptr.readyState;
-
-  String get responseText() => _ptr.responseText;
-
-  String get responseType() => _ptr.responseType;
-
-  void set responseType(String value) { _ptr.responseType = value; }
-
-  XMLDocument get responseXML() => LevelDom.wrapDocument(_ptr.responseXML);
-
-  int get status() => _ptr.status;
-
-  String get statusText() => _ptr.statusText;
-
-  XMLHttpRequestUpload get upload() => LevelDom.wrapXMLHttpRequestUpload(_ptr.upload);
-
-  bool get withCredentials() => _ptr.withCredentials;
-
-  void set withCredentials(bool value) { _ptr.withCredentials = value; }
-
-  void abort() {
-    _ptr.abort();
-    return;
-  }
-
-  String getAllResponseHeaders() {
-    return _ptr.getAllResponseHeaders();
-  }
-
-  String getResponseHeader(String header) {
-    return _ptr.getResponseHeader(header);
-  }
-
-  void open(String method, String url, bool async, [String user = null, String password = null]) {
-    if (user === null) {
-      if (password === null) {
-        _ptr.open(method, url, async);
-        return;
-      }
-    } else {
-      if (password === null) {
-        _ptr.open(method, url, async, user);
-        return;
-      } else {
-        _ptr.open(method, url, async, user, password);
-        return;
-      }
-    }
-    throw "Incorrect number or type of arguments";
-  }
-
-  void overrideMimeType(String mime) {
-    _ptr.overrideMimeType(mime);
-  }
-
-  void send([var data = null]) {
-    if (data === null) {
-      _ptr.send();
-      return;
-    } else {
-      if (data is Document) {
-        _ptr.send(LevelDom.unwrapMaybePrimitive(data));
-        return;
-      } else {
-        if (data is String) {
-          _ptr.send(LevelDom.unwrapMaybePrimitive(data));
-          return;
-        }
-      }
-    }
-    throw "Incorrect number or type of arguments";
-  }
-
-  void setRequestHeader(String header, String value) {
-    _ptr.setRequestHeader(header, value);
-  }
-
-  XMLHttpRequestEvents get on() {
-    if (_on === null) {
-      _on = new XMLHttpRequestEventsImplementation._wrap(_ptr);
-    }
-    return _on;
-  }
-}