Migrated test block 14 to Dart 2.0.

tests/corelib_2/list_map_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.
 
 import "package:expect/expect.dart";
 
 main() {
   testOperations();
 }
 
@@ skipping 144 matching lines @@
   testList([0, 1, 2, 3]);
   testList([3, 4, 5, 6]);
   testList([10, 11, 12, 13]);
   testList(l);
   testList(r);
   testList(base);
 
   // Reverse const list.
   Expect.listEquals(r, l.map(rev).toList());
 }