Enable clang style plugin in webrtc/modules/desktop_capture

webrtc/modules/desktop_capture/screen_capturer.h

 /*
  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 30 matching lines @@
 //    Since data can be read while another capture action is happening.
 class ScreenCapturer : public DesktopCapturer {
  public:
   // Use a struct to represent a screen although it has only an id for now,
   // because we may want to add more fields (e.g. description) in the future.
   struct Screen {
     ScreenId id;
   };
   typedef std::vector<Screen> ScreenList;
 
-  virtual ~ScreenCapturer() {}
+  ~ScreenCapturer() override {}
 
   // Creates a platform-specific capturer.
   static ScreenCapturer* Create(const DesktopCaptureOptions& options);
 
   // Get the list of screens (not containing kFullDesktopScreenId). Returns
   // false in case of a failure.
   virtual bool GetScreenList(ScreenList* screens) = 0;
 
   // Select the screen to be captured. Returns false in case of a failure (e.g.
   // if there is no screen with the specified id). If this is never called, the
   // full desktop is captured.
   virtual bool SelectScreen(ScreenId id) = 0;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_DESKTOP_CAPTURE_SCREEN_CAPTURER_H_