Use 'field' syntax in dart:dom interfaces.

client/dom/generated/src/interface/Range.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 Range {
 
   static final int END_TO_END = 2;
 
   static final int END_TO_START = 3;
 
   static final int NODE_AFTER = 1;
 
   static final int NODE_BEFORE = 0;
 
   static final int NODE_BEFORE_AND_AFTER = 2;
 
   static final int NODE_INSIDE = 3;
 
   static final int START_TO_END = 1;
 
   static final int START_TO_START = 0;
 
-  bool get collapsed();
+  final bool collapsed;
 
-  Node get commonAncestorContainer();
+  final Node commonAncestorContainer;
 
-  Node get endContainer();
+  final Node endContainer;
 
-  int get endOffset();
+  final int endOffset;
 
-  Node get startContainer();
+  final Node startContainer;
 
-  int get startOffset();
+  final int startOffset;
 
   DocumentFragment cloneContents();
 
   Range cloneRange();
 
   void collapse(bool toStart);
 
   int compareNode(Node refNode);
 
   int comparePoint(Node refNode, int offset);
@@ skipping 31 matching lines @@
   void setStart(Node refNode, int offset);
 
   void setStartAfter(Node refNode);
 
   void setStartBefore(Node refNode);
 
   void surroundContents(Node newParent);
 
   String toString();
 }