Move HostKeyPair into protocol::KeyPair.

remoting/protocol/it2me_host_authenticator_factory.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 "remoting/protocol/it2me_host_authenticator_factory.h"
 
 #include "base/logging.h"
-#include "crypto/rsa_private_key.h"
+#include "remoting/base/rsa_key_pair.h"
 #include "remoting/protocol/negotiating_authenticator.h"
 
 namespace remoting {
 namespace protocol {
 
 It2MeHostAuthenticatorFactory::It2MeHostAuthenticatorFactory(
     const std::string& local_cert,
-    const crypto::RSAPrivateKey& local_private_key,
+    scoped_refptr<RsaKeyPair> key_pair,
     const std::string& shared_secret)
     : local_cert_(local_cert),
-      local_private_key_(local_private_key.Copy()),
+      key_pair_(key_pair),
       shared_secret_(shared_secret) {
 }
 
 It2MeHostAuthenticatorFactory::~It2MeHostAuthenticatorFactory() {
 }
 
 scoped_ptr<Authenticator> It2MeHostAuthenticatorFactory::CreateAuthenticator(
     const std::string& local_jid,
     const std::string& remote_jid,
     const buzz::XmlElement* first_message) {
   return NegotiatingAuthenticator::CreateForHost(
-      local_cert_, *local_private_key_, shared_secret_,
+      local_cert_, key_pair_, shared_secret_,
       AuthenticationMethod::NONE);
 }
 
 }  // namespace protocol
 }  // namespace remoting