Use 'field' syntax in dart:dom interfaces.

client/dom/generated/src/interface/Navigator.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.
 
 // WARNING: Do not edit - generated code.
 
 interface Navigator {
 
-  String get appCodeName();
+  final String appCodeName;
 
-  String get appName();
+  final String appName;
 
-  String get appVersion();
+  final String appVersion;
 
-  bool get cookieEnabled();
+  final bool cookieEnabled;
 
-  Geolocation get geolocation();
+  final Geolocation geolocation;
 
-  String get language();
+  final String language;
 
-  DOMMimeTypeArray get mimeTypes();
+  final DOMMimeTypeArray mimeTypes;
 
-  bool get onLine();
+  final bool onLine;
 
-  String get platform();
+  final String platform;
 
-  DOMPluginArray get plugins();
+  final DOMPluginArray plugins;
 
-  String get product();
+  final String product;
 
-  String get productSub();
+  final String productSub;
 
-  String get userAgent();
+  final String userAgent;
 
-  String get vendor();
+  final String vendor;
 
-  String get vendorSub();
+  final String vendorSub;
 
   void getStorageUpdates();
 
   bool javaEnabled();
 
   void registerProtocolHandler(String scheme, String url, String title);
 }