Move encryption related files from util folder to encryption folder.

chrome/browser/sync/encryption/data_encryption.cc

 // Copyright (c) 2010 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.
 //
 // NOTE: this file is Winodws specific.
 
-#include "chrome/browser/sync/util/data_encryption.h"
+#include "chrome/browser/sync/encryption/data_encryption.h"
 
 #include <windows.h>
 #include <wincrypt.h>
 
 #include <cstddef>
 #include <string>
 #include <vector>
 
 #include "base/logging.h"
 
@@ skipping 27 matching lines @@
                           &decrypted_data)) {
     LOG(ERROR) << "Decryption fails: ";
     return false;
   } else {
     out_data->assign(reinterpret_cast<const char*>(decrypted_data.pbData),
                      decrypted_data.cbData);
     LocalFree(decrypted_data.pbData);
     return true;
   }
 }