Use 'field' syntax in dart:dom interfaces.

client/dom/generated/src/interface/IDBCursor.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 IDBCursor {
 
   static final int NEXT = 0;
 
   static final int NEXT_NO_DUPLICATE = 1;
 
   static final int PREV = 2;
 
   static final int PREV_NO_DUPLICATE = 3;
 
-  int get direction();
+  final int direction;
 
-  IDBKey get key();
+  final IDBKey key;
 
-  IDBKey get primaryKey();
+  final IDBKey primaryKey;
 
-  IDBAny get source();
+  final IDBAny source;
 
   void continueFunction([IDBKey key]);
 
   IDBRequest delete();
 
   IDBRequest update(Dynamic value);
 }