Enable Curve25519 in host and client for PIN-based and third-party auth.

remoting/protocol/spake2_authenticator.h

 // Copyright 2016 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 REMOTING_PROTOCOL_SPAKE2_AUTHENTICATOR_H_
 #define REMOTING_PROTOCOL_SPAKE2_AUTHENTICATOR_H_
 
 #include <queue>
 #include <string>
 
@@ skipping 17 matching lines @@
  public:
   static scoped_ptr<Authenticator> CreateForClient(
       const std::string& local_id,
       const std::string& remote_id,
       const std::string& shared_secret,
       State initial_state);
 
   static scoped_ptr<Authenticator> CreateForHost(
       const std::string& local_id,
       const std::string& remote_id,
-      const std::string& shared_secret,
       const std::string& local_cert,
       scoped_refptr<RsaKeyPair> key_pair,
+      const std::string& shared_secret,
       State initial_state);
 
   ~Spake2Authenticator() override;
 
   // Authenticator interface.
   State state() const override;
   bool started() const override;
   RejectionReason rejection_reason() const override;
   void ProcessMessage(const buzz::XmlElement* message,
                       const base::Closure& resume_callback) override;
@@ skipping 39 matching lines @@
   std::string auth_key_;
   std::string expected_verification_hash_;
 
   DISALLOW_COPY_AND_ASSIGN(Spake2Authenticator);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_SPAKE2_AUTHENTICATOR_H_