Standardize usage of virtual/override/final in sandbox/

sandbox/mac/mach_message_server.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 SANDBOX_MAC_MACH_MESSAGE_SERVER_H_
 #define SANDBOX_MAC_MACH_MESSAGE_SERVER_H_
 
 #include <mach/mach.h>
 
 #include "base/mac/scoped_mach_port.h"
@@ skipping 12 matching lines @@
 class MachMessageServer : public MessageServer {
  public:
   // Creates a new Mach message server that will send messages to |demuxer|
   // for handling. If the |server_receive_right| is non-NULL, this class will
   // take ownership of the port and it will be used to receive messages.
   // Otherwise the server will create a new receive right.
   // The maximum size of messages is specified by |buffer_size|.
   MachMessageServer(MessageDemuxer* demuxer,
                     mach_port_t server_receive_right,
                     mach_msg_size_t buffer_size);
-  virtual ~MachMessageServer();
+  ~MachMessageServer() override;
 
   // MessageServer:
-  virtual bool Initialize() override;
-  virtual pid_t GetMessageSenderPID(IPCMessage request) override;
-  virtual IPCMessage CreateReply(IPCMessage request) override;
-  virtual bool SendReply(IPCMessage reply) override;
-  virtual void ForwardMessage(IPCMessage request,
-                              mach_port_t destination) override;
+  bool Initialize() override;
+  pid_t GetMessageSenderPID(IPCMessage request) override;
+  IPCMessage CreateReply(IPCMessage request) override;
+  bool SendReply(IPCMessage reply) override;
+  void ForwardMessage(IPCMessage request, mach_port_t destination) override;
   // Replies to the message with the specified |error_code| as a MIG
   // error_reply RetCode.
-  virtual void RejectMessage(IPCMessage request, int error_code) override;
-  virtual mach_port_t GetServerPort() const override;
+  void RejectMessage(IPCMessage request, int error_code) override;
+  mach_port_t GetServerPort() const override;
 
  private:
   // Event handler for the |server_source_| that reads a message from the queue
   // and processes it.
   void ReceiveMessage();
 
   // The demuxer delegate. Weak.
   MessageDemuxer* demuxer_;
 
   // The Mach port on which the server is receiving requests.
   base::mac::ScopedMachReceiveRight server_port_;
 
   // The size of the two message buffers below.
   const mach_msg_size_t buffer_size_;
 
   // Request and reply buffers used in ReceiveMessage.
   base::mac::ScopedMachVM request_buffer_;
   base::mac::ScopedMachVM reply_buffer_;
 
   // MACH_RECV dispatch source that handles the |server_port_|.
   scoped_ptr<DispatchSourceMach> dispatch_source_;
 
   // Whether or not ForwardMessage() was called during ReceiveMessage().
   bool did_forward_message_;
 };
 
 }  // namespace sandbox
 
 #endif  // SANDBOX_MAC_MACH_MESSAGE_SERVER_H_