Standardize usage of virtual/override/final in remoting/

remoting/signaling/iq_sender.h

 // Copyright 2014 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_SIGNALING_IQ_SENDER_H_
 #define REMOTING_SIGNALING_IQ_SENDER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 20 matching lines @@
 // IqSender handles sending iq requests and routing of responses to
 // those requests.
 class IqSender : public SignalStrategy::Listener {
  public:
   // Callback that is called when an Iq response is received. Called
   // with the |response| set to NULL in case of a timeout.
   typedef base::Callback<void(IqRequest* request,
                               const buzz::XmlElement* response)> ReplyCallback;
 
   explicit IqSender(SignalStrategy* signal_strategy);
-  virtual ~IqSender();
+  ~IqSender() override;
 
   // Send an iq stanza. Returns an IqRequest object that represends
   // the request. |callback| is called when response to |stanza| is
   // received. Destroy the returned IqRequest to cancel the callback.
   // Caller must take ownership of the result. Result must be
   // destroyed before sender is destroyed.
   scoped_ptr<IqRequest> SendIq(scoped_ptr<buzz::XmlElement> stanza,
                                const ReplyCallback& callback);
 
   // Same as above, but also formats the message.
   scoped_ptr<IqRequest> SendIq(const std::string& type,
                                const std::string& addressee,
                                scoped_ptr<buzz::XmlElement> iq_body,
                                const ReplyCallback& callback);
 
   // SignalStrategy::Listener implementation.
-  virtual void OnSignalStrategyStateChange(
-      SignalStrategy::State state) override;
-  virtual bool OnSignalStrategyIncomingStanza(
-      const buzz::XmlElement* stanza) override;
+  void OnSignalStrategyStateChange(SignalStrategy::State state) override;
+  bool OnSignalStrategyIncomingStanza(const buzz::XmlElement* stanza) override;
 
  private:
   typedef std::map<std::string, IqRequest*> IqRequestMap;
   friend class IqRequest;
 
   // Helper function used to create iq stanzas.
   static scoped_ptr<buzz::XmlElement> MakeIqStanza(
       const std::string& type,
       const std::string& addressee,
       scoped_ptr<buzz::XmlElement> iq_body);
@@ skipping 32 matching lines @@
   IqSender* sender_;
   IqSender::ReplyCallback callback_;
   std::string addressee_;
 
   DISALLOW_COPY_AND_ASSIGN(IqRequest);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_SIGNALING_IQ_SENDER_H_