Get rid of a lot of () for getters.

utils/archive/utils.dart

 // Copyright (c) 2012, 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.
 
 #library("utils");
 
 #import("dart-ext:dart_archive");
 #import("dart:isolate");
 #import("archive.dart", prefix: "archive");
 
 /** The cache of the port used to communicate with the C extension. */
 SendPort _port;
 
 /** The port used to communicate with the C extension. */
-SendPort get servicePort() {
+SendPort get servicePort {
   if (_port == null) _port = _newServicePort();
   return _port;
 }
 
 /** Creates a new port to communicate with the C extension. */
 SendPort _newServicePort() native "Archive_ServicePort";
 
 /**
  * Send a message to the C extension.
  *
@@ skipping 77 matching lines @@
   /** The error code for the error, or null. */
   final int errno;
 
   ArchiveException(this.message, [this.errno]);
 
   String toString() {
     if (errno == null) return "Archive error: $message";
     return "Archive error $errno: $message";
   }
 }