Migrate block 44.

tests/language_strong/bound_closure_primitives_test.dart

-// Copyright (c) 2013, 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 to make sure dart2js does not try to use the same
-// BoundClosureClass between an intercepted method and a
-// non-intercepted method.
-
-import "package:expect/expect.dart";
-
-class A {
-  // Make dart2js try to share a bound closure for [foo] with a bound
-  // closure for [List.add], by having same number of arguments.
-  foo(a) => a;
-}
-
-main() {
-  var array = [[], new A()];
-  var method = array[0].add;
-  method(42);
-
-  method = array[1].foo;
-  Expect.equals(42, method(42));
-
-  Expect.equals(1, array[0].length);
-  Expect.isTrue(array[0].contains(42));
-}