Remove spake2_plain authentication method.

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 "base/strings/string_util.h"
 #include "remoting/base/rsa_key_pair.h"
 #include "remoting/protocol/negotiating_host_authenticator.h"
 #include "remoting/protocol/rejecting_authenticator.h"
 
 namespace remoting {
 namespace protocol {
 
 It2MeHostAuthenticatorFactory::It2MeHostAuthenticatorFactory(
     const std::string& local_cert,
     scoped_refptr<RsaKeyPair> key_pair,
-    const std::string& access_code,
+    const std::string& access_code_hash,
     const std::string& required_client_domain)
     : local_cert_(local_cert),
       key_pair_(key_pair),
-      access_code_(access_code),
+      access_code_hash_(access_code_hash),
       required_client_domain_(required_client_domain) {}
 
 It2MeHostAuthenticatorFactory::~It2MeHostAuthenticatorFactory() {}
 
 scoped_ptr<Authenticator> It2MeHostAuthenticatorFactory::CreateAuthenticator(
     const std::string& local_jid,
     const std::string& remote_jid) {
   // Check the client domain policy.
   if (!required_client_domain_.empty()) {
     std::string client_username = remote_jid;
     size_t pos = client_username.find('/');
     if (pos != std::string::npos) {
       client_username.replace(pos, std::string::npos, "");
     }
     if (!base::EndsWith(client_username,
                         std::string("@") + required_client_domain_,
                         base::CompareCase::INSENSITIVE_ASCII)) {
       LOG(ERROR) << "Rejecting incoming connection from " << remote_jid
                  << ": Domain mismatch.";
       return make_scoped_ptr(
           new RejectingAuthenticator(Authenticator::INVALID_CREDENTIALS));
     }
   }
 
-  return NegotiatingHostAuthenticator::CreateForIt2Me(
-      local_jid, remote_jid, local_cert_, key_pair_, access_code_);
+  return NegotiatingHostAuthenticator::CreateWithSharedSecret(
+      local_jid, remote_jid, local_cert_, key_pair_, access_code_hash_,
+      nullptr);
 }
 
 }  // namespace protocol
 }  // namespace remoting