pkg: analysis aided cleanup

pkg/serialization/test/serialization_test.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 serialization_test;
 
 import 'dart:json' as json;
 import 'package:unittest/unittest.dart';
 import 'package:serialization/serialization.dart';
 import 'package:serialization/src/serialization_helpers.dart';
@@ skipping 230 matching lines @@
     // returns a blank serialization, to make sure it will fail
     // the second time.
     var s;
     oneShotSetup(node) {
       if (s == null) {
         s = nodeSerializerReflective(node)..selfDescribing = true;
         return s;
       } else {
         s = null;
         return new Serialization.blank()
-            ..namedObjects['Node'] = reflect(new Node('')).type;;
+            ..namedObjects['Node'] = reflect(new Node('')).type;
       }
     }
 
     runRoundTripTest(oneShotSetup);
   });
 
   test('round-trip ClosureRule', () {
     runRoundTripTest(nodeSerializerNonReflective);
   });
 
@@ skipping 542 matching lines @@
 
 /**
  * Function used in an isolate to make sure that the output passes through
  * isolate serialization properly.
  */
 void echo() {
   port.receive((msg, reply) {
     reply.send(msg);
   });
 }