Cleanup: IWYU for base/gtest_prod_util.h.

sync/util/cryptographer.h

 // Copyright 2012 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 SYNC_UTIL_CRYPTOGRAPHER_H_
 #define SYNC_UTIL_CRYPTOGRAPHER_H_
 
 #include <map>
 #include <string>
 
-#include "base/gtest_prod_util.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/scoped_ptr.h"
 #include "sync/base/sync_export.h"
 #include "sync/protocol/encryption.pb.h"
 #include "sync/util/nigori.h"
 
 namespace sync_pb {
 class NigoriKeyBag;
 class NigoriSpecifics;
 }
@@ skipping 191 matching lines @@
   std::string default_nigori_name_;
 
   scoped_ptr<sync_pb::EncryptedData> pending_keys_;
 
   DISALLOW_ASSIGN(Cryptographer);
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_UTIL_CRYPTOGRAPHER_H_