Store/Retrieve CrOS user policy in session_manager.

crypto/openpgp_symmetric_encryption.h

 // Copyright (c) 2011 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 CRYPTO_OPENPGP_SYMMETRIC_ENCRYPTION_H_
 #define CRYPTO_OPENPGP_SYMMETRIC_ENCRYPTION_H_
 #pragma once
 
 #include <string>
 
 #include "base/string_piece.h"
-#include "crypto/crypto_api.h"
 
 namespace crypto {
 
 // OpenPGPSymmetricEncrytion implements enough of RFC 4880 to read and write
 // uncompressed, symmetrically encrypted data. You can create ciphertext
 // compatable with this code from the command line with:
 //    gpg --compress-algo=NONE --cipher-algo=AES -c
 //
 // Likewise, the output of this can be decrypted on the command line with:
 //    gpg < input
-class CRYPTO_API OpenPGPSymmetricEncrytion {
+class OpenPGPSymmetricEncrytion {
  public:
   enum Result {
     OK,
     UNKNOWN_CIPHER,  // you forgot to pass --cipher-algo=AES to gpg
     UNKNOWN_HASH,
     NOT_SYMMETRICALLY_ENCRYPTED,  // it's OpenPGP data, but not correct form
     COMPRESSED,  // you forgot to pass --compress-algo=NONE
     PARSE_ERROR,  // it's not OpenPGP data.
     INTERNAL_ERROR,
   };
 
   static Result Decrypt(base::StringPiece encrypted,
                         base::StringPiece passphrase,
                         std::string *out);
 
   static std::string Encrypt(base::StringPiece plaintext,
                              base::StringPiece passphrase);
 };
 
 }  // namespace crypto
 
 #endif  // CRYPTO_OPENPGP_SYMMETRIC_ENCRYPTION_H_