test rename overhaul: step 8 - language tests

tests/language/implicit_closure1_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 --enable_asserts
 
 typedef Handler(bool e);
 
 class Hello {
  Hello() {}
  void handler2(bool e) { print('handler2'); }
  static void handler1(bool e) { print('handler1'); }
  void addEventListener(String s, Handler handler, bool status) {
    handler(status);
  }
 
  static void main() {
    final h = new Hello();
    h.addEventListener('click', handler1, false);
    h.addEventListener('click', h.handler2, false);
  }
 }
 
 main() {
   Hello.main();
 }