Make Encryptor a component. Used by //chrome and (soon) //components/webdata.

sync/util/data_encryption_win.cc

 // Copyright (c) 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.
 
 #include "sync/util/data_encryption_win.h"
 
 #include <windows.h>
 #include <wincrypt.h>
 
 #include <cstddef>
 
 #include "base/logging.h"
 
 #pragma comment(lib, "crypt32.lib")
 
 // TODO(akalin): Merge this with similar code in
-// chrome/browser/password_manager/encryptor_win.cc.  Preferably, all
+// components/webdata/encryptor/encryptor_win.cc.  Preferably, all
 // this stuff would live in crypto/.
 
 namespace syncer {
 
 std::vector<uint8> EncryptData(const std::string& data) {
   DATA_BLOB unencrypted_data = { 0 };
   unencrypted_data.pbData = (BYTE*)(data.data());
   unencrypted_data.cbData = data.size();
   DATA_BLOB encrypted_data = { 0 };
 
@@ skipping 20 matching lines @@
     return false;
   } else {
     out_data->assign(reinterpret_cast<const char*>(decrypted_data.pbData),
                      decrypted_data.cbData);
     LocalFree(decrypted_data.pbData);
     return true;
   }
 }
 
 }  // namespace syncer