Standardize usage of virtual/override/final in remoting/

remoting/protocol/input_event_tracker.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_INPUT_EVENT_TRACKER_H_
 #define REMOTING_PROTOCOL_INPUT_EVENT_TRACKER_H_
 
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "remoting/protocol/input_stub.h"
 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
 
 namespace remoting {
 namespace protocol {
 
 // Filtering InputStub which tracks mouse and keyboard input events before
 // passing them on to |input_stub|, and can dispatch release events to
 // |input_stub| for all currently-pressed keys and buttons when necessary.
 class InputEventTracker : public InputStub {
  public:
   explicit InputEventTracker(protocol::InputStub* input_stub);
-  virtual ~InputEventTracker();
+  ~InputEventTracker() override;
 
   // Returns true if the key with the specified USB code is currently pressed.
   bool IsKeyPressed(uint32 usb_keycode) const;
 
   // Returns the count of keys currently pressed.
   int PressedKeyCount() const;
 
   // Dispatch release events for all currently-pressed keys and mouse buttons
   // to the InputStub.
   void ReleaseAll();
 
   // InputStub interface.
-  virtual void InjectKeyEvent(const KeyEvent& event) override;
-  virtual void InjectTextEvent(const TextEvent& event) override;
-  virtual void InjectMouseEvent(const MouseEvent& event) override;
+  void InjectKeyEvent(const KeyEvent& event) override;
+  void InjectTextEvent(const TextEvent& event) override;
+  void InjectMouseEvent(const MouseEvent& event) override;
 
  private:
   protocol::InputStub* input_stub_;
 
   std::set<uint32> pressed_keys_;
 
   webrtc::DesktopVector mouse_pos_;
   uint32 mouse_button_state_;
 
   DISALLOW_COPY_AND_ASSIGN(InputEventTracker);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_INPUT_EVENT_TRACKER_H_