Migrate block 43.

tests/language_2/bailout4_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";
 
 // Test that dart2s computes the right bailout environment in presence
 // of nested loops.
 
 class A {
@@ skipping 12 matching lines @@
   for (int i = 0; i < 2; i++) {
     for (int j = 0; j < 2; j++) {
       for (int k = 0; k < 2; k++) {
         Expect.equals(42, a[i + j + k]);
         count++;
       }
     }
   }
   Expect.equals(8, count);
 }