Big merge from experimental to bleeding edge.

tests/language/many_calls_test.dart

 // Copyright (c) 2011, 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.
 // Test megamorphic calls.
 
 class A {
   A() {}
   f1() { return 1; }
   f2() { return 2; }
   f3() { return 3; }
@@ skipping 35 matching lines @@
 }
 
 
 class B extends A {
   B() : super() {}
 }
 
 
 class ManyCallsTest {
   static testMain() {
-    var list = new List(10);
+    var list = new List.fixedLength(10);
     for (int i = 0; i < (list.length ~/ 2) ; i++) {
       list[i] = new A();
     }
     for (int i = (list.length ~/ 2); i < list.length; i++) {
       list[i] = new B();
     }
     for (int loop = 0; loop < 7; loop++) {
       for (int i = 0; i < list.length; i++) {
         Expect.equals(1, list[i].f1());
         Expect.equals(2, list[i].f2());
@@ skipping 34 matching lines @@
         Expect.equals(38, list[i].f38());
         Expect.equals(39, list[i].f39());
       }
     }
   }
 }
 
 main() {
   ManyCallsTest.testMain();
 }