Fix appcache_test_helper.h header guard

content/test/appcache_test_helper.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_PUBLIC_TEST_APPCACHE_TEST_HELPER_H_
-#define CONTENT_PUBLIC_TEST_APPCACHE_TEST_HELPER_H_
+#ifndef CONTENT_TEST_APPCACHE_TEST_HELPER_H_
+#define CONTENT_TEST_APPCACHE_TEST_HELPER_H_
 
 #include <set>
 
 #include "webkit/browser/appcache/appcache_storage.h"
 
 namespace appcache {
 class AppCacheService;
 }
 
 namespace content {
@@ skipping 21 matching lines @@
   int appcache_id_;
   int response_id_;
   scoped_refptr<appcache::AppCacheInfoCollection> appcache_info_;
   std::set<GURL>* origins_;  // not owned
 
   DISALLOW_COPY_AND_ASSIGN(AppCacheTestHelper);
 };
 
 }  // namespace content
 
-#endif  // CONTENT_PUBLIC_TEST_APPCACHE_TEST_HELPER_H_
+#endif  // CONTENT_TEST_APPCACHE_TEST_HELPER_H_