Convert //remoting to use std::unique_ptr

remoting/protocol/authenticator.h

 // 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.
 
 #ifndef REMOTING_PROTOCOL_AUTHENTICATOR_H_
 #define REMOTING_PROTOCOL_AUTHENTICATOR_H_
 
+#include <memory>
 #include <string>
 
 #include "base/callback_forward.h"
-#include "base/memory/scoped_ptr.h"
 
 namespace buzz {
 class XmlElement;
 }  // namespace buzz
 
 namespace remoting {
 namespace protocol {
 
 class Authenticator;
 class ChannelAuthenticator;
@@ skipping 42 matching lines @@
   };
 
   enum RejectionReason {
     INVALID_CREDENTIALS,
     PROTOCOL_ERROR,
   };
 
   // Callback used for layered Authenticator implementations, particularly
   // third-party and pairing authenticators. They use this callback to create
   // base SPAKE2 authenticators.
-  typedef base::Callback<scoped_ptr<Authenticator>(
+  typedef base::Callback<std::unique_ptr<Authenticator>(
       const std::string& shared_secret,
       Authenticator::State initial_state)>
       CreateBaseAuthenticatorCallback;
 
   // Returns true if |message| is an Authenticator message.
   static bool IsAuthenticatorMessage(const buzz::XmlElement* message);
 
   // Creates an empty Authenticator message, owned by the caller.
-  static scoped_ptr<buzz::XmlElement> CreateEmptyAuthenticatorMessage();
+  static std::unique_ptr<buzz::XmlElement> CreateEmptyAuthenticatorMessage();
 
   // Finds Authenticator message among child elements of |message|, or
   // returns nullptr otherwise.
   static const buzz::XmlElement* FindAuthenticatorMessage(
       const buzz::XmlElement* message);
 
   Authenticator() {}
   virtual ~Authenticator() {}
 
   // Returns current state of the authenticator.
@@ skipping 10 matching lines @@
   // Called in response to incoming message received from the peer.
   // Should only be called when in WAITING_MESSAGE state. Caller retains
   // ownership of |message|. |resume_callback| will be called when processing is
   // finished. The implementation must guarantee that |resume_callback| is not
   // called after the Authenticator is destroyed.
   virtual void ProcessMessage(const buzz::XmlElement* message,
                               const base::Closure& resume_callback) = 0;
 
   // Must be called when in MESSAGE_READY state. Returns next
   // authentication message that needs to be sent to the peer.
-  virtual scoped_ptr<buzz::XmlElement> GetNextMessage() = 0;
+  virtual std::unique_ptr<buzz::XmlElement> GetNextMessage() = 0;
 
   // Returns the auth key received as result of the authentication handshake.
   virtual const std::string& GetAuthKey() const = 0;
 
   // Creates new authenticator for a channel. Can be called only in
   // the ACCEPTED state.
-  virtual scoped_ptr<ChannelAuthenticator>
-      CreateChannelAuthenticator() const = 0;
+  virtual std::unique_ptr<ChannelAuthenticator> CreateChannelAuthenticator()
+      const = 0;
 };
 
 // Factory for Authenticator instances.
 class AuthenticatorFactory {
  public:
   AuthenticatorFactory() {}
   virtual ~AuthenticatorFactory() {}
 
   // Called when session-initiate stanza is received to create
   // authenticator for the new session. |first_message| specifies
   // authentication part of the session-initiate stanza so that
   // appropriate type of Authenticator can be chosen for the session
   // (useful when multiple authenticators is supported). Returns nullptr
   // if the |first_message| is invalid and the session should be
   // rejected. ProcessMessage() should be called with |first_message|
   // for the result of this method.
-  virtual scoped_ptr<Authenticator> CreateAuthenticator(
+  virtual std::unique_ptr<Authenticator> CreateAuthenticator(
       const std::string& local_jid,
       const std::string& remote_jid) = 0;
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_AUTHENTICATOR_H_