Standardize usage of virtual/override/final in remoting/

remoting/host/pam_authorization_factory_posix.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/host/pam_authorization_factory_posix.h"
 
 #include <security/pam_appl.h>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/environment.h"
 #include "remoting/base/logging.h"
 #include "remoting/host/username.h"
 #include "remoting/protocol/channel_authenticator.h"
 #include "third_party/webrtc/libjingle/xmllite/xmlelement.h"
 
 namespace remoting {
 
 namespace {
 class PamAuthorizer : public protocol::Authenticator {
  public:
   PamAuthorizer(scoped_ptr<protocol::Authenticator> underlying);
-  virtual ~PamAuthorizer();
+  ~PamAuthorizer() override;
 
   // protocol::Authenticator interface.
-  virtual State state() const override;
-  virtual bool started() const override;
-  virtual RejectionReason rejection_reason() const override;
-  virtual void ProcessMessage(const buzz::XmlElement* message,
-                              const base::Closure& resume_callback) override;
-  virtual scoped_ptr<buzz::XmlElement> GetNextMessage() override;
-  virtual scoped_ptr<protocol::ChannelAuthenticator>
-      CreateChannelAuthenticator() const override;
+  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;
+  scoped_ptr<buzz::XmlElement> GetNextMessage() override;
+  scoped_ptr<protocol::ChannelAuthenticator> CreateChannelAuthenticator()
+      const override;
 
  private:
   void MaybeCheckLocalLogin();
   bool IsLocalLoginAllowed();
   void OnMessageProcessed(const base::Closure& resume_callback);
 
   static int PamConversation(int num_messages,
                              const struct pam_message** messages,
                              struct pam_response** responses,
                              void* context);
@@ skipping 125 matching lines @@
     const std::string& local_jid,
     const std::string& remote_jid,
     const buzz::XmlElement* first_message) {
   scoped_ptr<protocol::Authenticator> authenticator(
       underlying_->CreateAuthenticator(local_jid, remote_jid, first_message));
   return make_scoped_ptr(new PamAuthorizer(authenticator.Pass()));
 }
 
 
 }  // namespace remoting