test renaming overhaul: step 4 client tests

tests/html/local_storage_tests.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.
 
 
 void testLocalStorage() {
   void testWithLocalStorage(String name, fn()) {
     test(name, () {
       window.localStorage['key1'] = 'val1';
       window.localStorage['key2'] = 'val2';
@@ skipping 83 matching lines @@
     window.localStorage.clear();
     Expect.equals(0, window.localStorage.length);
   });
 
   testWithLocalStorage('isEmpty', () {
     Expect.isFalse(window.localStorage.isEmpty());
     window.localStorage.clear();
     Expect.isTrue(window.localStorage.isEmpty());
   });
 }