Big merge from experimental to bleeding edge.

tests/isolate/multiple_timer_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 multiple_timer_test;
 
-import 'dart:isolate';
+import 'dart:async';
 import '../../pkg/unittest/lib/unittest.dart';
 
 const int TIMEOUT1 = 1000;
 const int TIMEOUT2 = 2000;
 const int TIMEOUT3 = 500;
 const int TIMEOUT4 = 1500;
 
 main() {
   test("multiple timer test", () {
     int _startTime1;
@@ skipping 24 matching lines @@
       _message++;
     }
 
     void timeoutHandler4(Timer timer) {
       int endTime  = (new Date.now()).millisecondsSinceEpoch;
       expect(endTime - _startTime4, greaterThanOrEqualTo(TIMEOUT4));
       expect(_order[_message], 3);
       _message++;
     }
 
-    _order = new List<int>(4);
+    _order = new List<int>.fixedLength(4);
     _order[0] = 2;
     _order[1] = 0;
     _order[2] = 3;
     _order[3] = 1;
     _message = 0;
 
     _startTime1 = (new Date.now()).millisecondsSinceEpoch;
     new Timer(TIMEOUT1, expectAsync1(timeoutHandler1));
     _startTime2 = (new Date.now()).millisecondsSinceEpoch;
     new Timer(TIMEOUT2, expectAsync1(timeoutHandler2));
     _startTime3 = (new Date.now()).millisecondsSinceEpoch;
     new Timer(TIMEOUT3, expectAsync1(timeoutHandler3));
     _startTime4 = (new Date.now()).millisecondsSinceEpoch;
     new Timer(TIMEOUT4, expectAsync1(timeoutHandler4));
   });
 }