Use 'field' syntax in dart:dom interfaces.

client/dom/generated/src/interface/DOMSelection.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 Selection {
 
-  Node get anchorNode();
+  final Node anchorNode;
 
-  int get anchorOffset();
+  final int anchorOffset;
 
-  Node get baseNode();
+  final Node baseNode;
 
-  int get baseOffset();
+  final int baseOffset;
 
-  Node get extentNode();
+  final Node extentNode;
 
-  int get extentOffset();
+  final int extentOffset;
 
-  Node get focusNode();
+  final Node focusNode;
 
-  int get focusOffset();
+  final int focusOffset;
 
-  bool get isCollapsed();
+  final bool isCollapsed;
 
-  int get rangeCount();
+  final int rangeCount;
 
-  String get type();
+  final String type;
 
   void addRange(Range range);
 
   void collapse(Node node, int index);
 
   void collapseToEnd();
 
   void collapseToStart();
 
   bool containsNode(Node node, bool allowPartial);
@@ skipping 14 matching lines @@
 
   void setBaseAndExtent(Node baseNode, int baseOffset, Node extentNode, int extentOffset);
 
   void setPosition(Node node, int offset);
 
   String toString();
 }
 
 interface DOMSelection extends Selection {
 }