Use 'field' syntax in dart:dom interfaces.

client/dom/generated/src/interface/HTMLMetaElement.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 HTMLMetaElement extends HTMLElement {
 
-  String get content();
+  String content;
 
-  void set content(String value);
+  String httpEquiv;
 
-  String get httpEquiv();
+  String name;
 
-  void set httpEquiv(String value);
-
-  String get name();
-
-  void set name(String value);
-
-  String get scheme();
-
-  void set scheme(String value);
+  String scheme;
 }