Enable clang style plugin in webrtc/modules/desktop_capture

webrtc/modules/desktop_capture/desktop_capture_options.h

Index: webrtc/modules/desktop_capture/desktop_capture_options.h
diff --git a/webrtc/modules/desktop_capture/desktop_capture_options.h b/webrtc/modules/desktop_capture/desktop_capture_options.h
index d872d7d15f5581a8c35384168b954723b16505e9..4c469f336909ce2babe4605a3351e316390aec50 100644
--- a/webrtc/modules/desktop_capture/desktop_capture_options.h
+++ b/webrtc/modules/desktop_capture/desktop_capture_options.h
@@ -33,6 +33,10 @@ class DesktopCaptureOptions {
   // X11 connection failed (e.g. DISPLAY isn't set).
   static DesktopCaptureOptions CreateDefault();
 
+  DesktopCaptureOptions();
+  DesktopCaptureOptions(const DesktopCaptureOptions& options);

[Hzj_jie, 2016/10/19 23:53:32]

If a copy constructor has been defined, the default move constructor will be
automatically removed. The copy constructor hurts scoped_refptr. I suggest to
also add a move constructor with default implementation.

[Sergey Ulanov, 2016/10/20 00:00:25]

Done. Also added assignment operators as they get removed with explicit move
constructor.

+  ~DesktopCaptureOptions();
+
 #if defined(USE_X11)
   SharedXDisplay* x_display() const { return x_display_; }
   void set_x_display(rtc::scoped_refptr<SharedXDisplay> x_display) {