Use 'field' syntax in dart:dom interfaces.

client/dom/generated/src/interface/FileWriter.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 FileWriter {
 
   static final int DONE = 2;
 
   static final int INIT = 0;
 
   static final int WRITING = 1;
 
-  FileError get error();
+  final FileError error;
 
-  int get length();
+  final int length;
 
-  EventListener get onabort();
+  EventListener onabort;
 
-  void set onabort(EventListener value);
+  EventListener onerror;
 
-  EventListener get onerror();
+  EventListener onprogress;
 
-  void set onerror(EventListener value);
+  EventListener onwrite;
 
-  EventListener get onprogress();
+  EventListener onwriteend;
 
-  void set onprogress(EventListener value);
+  EventListener onwritestart;
 
-  EventListener get onwrite();
+  final int position;
 
-  void set onwrite(EventListener value);
-
-  EventListener get onwriteend();
-
-  void set onwriteend(EventListener value);
-
-  EventListener get onwritestart();
-
-  void set onwritestart(EventListener value);
-
-  int get position();
-
-  int get readyState();
+  final int readyState;
 
   void abort();
 
   void seek(int position);
 
   void truncate(int size);
 
   void write(Blob data);
 }