Change List constructors.

tests/language/type_vm_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.
 // VMOptions=--enable_type_checks --no_show_internal_names
 //
 // Dart test program testing type checks.
 
 class TypeTest {
   static test() {
     int result = 0;
@@ skipping 359 matching lines @@
       Expect.equals("type_vm_test.dart", subs);
       Expect.equals(560, error.line);
       Expect.equals(12, error.column);
     }
     return result;
   }
 
   static int testListAssigment() {
     int result = 0;
     {
-      var a = new List(5);
+      var a = new List.fixedLength(5);
       List a0 = a;
       List<Object> ao = a;
       List<int> ai = a;
       List<num> an = a;
       List<String> as = a;
     }
     {
       var a = new List<Object>(5);
       List a0 = a;
       List<Object> ao = a;
@@ skipping 167 matching lines @@
 class C {
   factory C() {
     return 1;  // Implicit result type is 'C', not int.
   }
 }
 
 
 main() {
   TypeTest.testMain();
 }