Big merge from experimental to bleeding edge.

tests/isolate/message_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.
 
 // Dart test program for testing serialization of messages.
 // VMOptions=--enable_type_checks --enable_asserts
 
 library MessageTest;
 import 'dart:isolate';
 import '../../pkg/unittest/lib/unittest.dart';
@@ skipping 82 matching lines @@
       var idx = i;
       remote.call(sentObject).then(expectAsync1((var receivedObject) {
         MessageTest.VerifyObject(idx, receivedObject);
       }));
     }
 
     // Send recursive objects and receive them back.
     List local_list1 = ["Hello", "World", "Hello", 0xffffffffff];
     List local_list2 = [null, local_list1, local_list1 ];
     List local_list3 = [local_list2, 2.0, true, false, 0xffffffffff];
-    List sendObject = new List(5);
+    List sendObject = new List.fixedLength(5);
     sendObject[0] = local_list1;
     sendObject[1] = sendObject;
     sendObject[2] = local_list2;
     sendObject[3] = sendObject;
     sendObject[4] = local_list3;
     remote.call(sendObject).then((var replyObject) {
       expect(sendObject, isList);
       expect(replyObject, isList);
       expect(sendObject.length, equals(replyObject.length));
       expect(replyObject[1], same(replyObject));
       expect(replyObject[3], same(replyObject));
       expect(replyObject[0], same(replyObject[2][1]));
       expect(replyObject[0], same(replyObject[2][2]));
       expect(replyObject[2], same(replyObject[4][0]));
       expect(replyObject[0][0], same(replyObject[0][2]));
       // Bigint literals are not canonicalized so do a == check.
       expect(replyObject[0][3], equals(replyObject[4][4]));
     });
 
     // Shutdown the MessageServer.
     remote.call(-1).then(expectAsync1((int message) {
         expect(message, MessageTest.elms.length + 1);
       }));
   });
 }