Add RTC_ prefix to contructormagic macros.

webrtc/modules/desktop_capture/window_capturer_mac.mm

 /*
  *  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 48 matching lines @@
 
  private:
   Callback* callback_;
 
   // The window being captured.
   CGWindowID window_id_;
 
   rtc::scoped_refptr<FullScreenChromeWindowDetector>
       full_screen_chrome_window_detector_;
 
-  DISALLOW_COPY_AND_ASSIGN(WindowCapturerMac);
+  RTC_DISALLOW_COPY_AND_ASSIGN(WindowCapturerMac);
 };
 
 WindowCapturerMac::WindowCapturerMac(rtc::scoped_refptr<
     FullScreenChromeWindowDetector> full_screen_chrome_window_detector)
     : callback_(NULL),
       window_id_(0),
       full_screen_chrome_window_detector_(full_screen_chrome_window_detector) {
 }
 
 WindowCapturerMac::~WindowCapturerMac() {
@@ skipping 152 matching lines @@
 }
 
 }  // namespace
 
 // static
 WindowCapturer* WindowCapturer::Create(const DesktopCaptureOptions& options) {
   return new WindowCapturerMac(options.full_screen_chrome_window_detector());
 }
 
 }  // namespace webrtc