Enable clang style plugin in webrtc/modules/desktop_capture

webrtc/modules/desktop_capture/window_capturer_x11.cc

 /*
  *  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 68 matching lines @@
   unsigned long size_ = 0;  // NOLINT: type required by XGetWindowProperty
   unsigned char* data_ = nullptr;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(XWindowProperty);
 };
 
 class WindowCapturerLinux : public WindowCapturer,
                             public SharedXDisplay::XEventHandler {
  public:
   WindowCapturerLinux(const DesktopCaptureOptions& options);
-  virtual ~WindowCapturerLinux();
+  ~WindowCapturerLinux() override;
 
   // WindowCapturer interface.
   bool GetWindowList(WindowList* windows) override;
   bool SelectWindow(WindowId id) override;
   bool BringSelectedWindowToFront() override;
 
   // DesktopCapturer interface.
   void Start(Callback* callback) override;
   void CaptureFrame() override;
 
@@ skipping 321 matching lines @@
 }  // namespace
 
 // static
 WindowCapturer* WindowCapturer::Create(const DesktopCaptureOptions& options) {
   if (!options.x_display())
     return nullptr;
   return new WindowCapturerLinux(options);
 }
 
 }  // namespace webrtc