Update tests.

tests/html/postmessage_structured_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 postmessage_js_test;
 import '../../pkg/unittest/lib/unittest.dart';
 import '../../pkg/unittest/lib/html_individual_config.dart';
 import 'dart:html';
 import 'dart:collection';  // SplayTreeMap
 import 'dart:typeddata';
@@ skipping 119 matching lines @@
     go('test_cycle', obj3);
     go('test_simple_splay', obj4);
     go('const_array_1', const [const [1], const [2]]);
     go('const_array_dag', const [const [1], const [1]]);
     go('array_deferred_copy', [1,2,3, obj3, obj3, 6]);
     go('array_deferred_copy_2', [1,2,3, [4, 5, obj3], [obj3, 6]]);
     go('cyclic_list', cyclic_list);
   });
 
   group('typed_arrays', () {
-    var array_buffer = new ByteBuffer(16);
+    var array_buffer = new Uint8List(16);
     var view_a = new Float32List.view(array_buffer, 0, 4);
     var view_b = new Uint8List.view(array_buffer, 1, 13);
     var typed_arrays_list = [view_a, array_buffer, view_b];
 
     // Note that FF is failing this test because in the sent message:
     // view_a.buffer == array_buffer
     // But in the response:
     // view_a.buffer != array_buffer
     go('typed_arrays_list', typed_arrays_list);
   });
 
 }