Use webrtc/base/checks.h in desktop_capture.

webrtc/modules/desktop_capture/screen_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.
  */
 
 #include "webrtc/modules/desktop_capture/screen_capturer.h"
 
 #include <string.h>
 #include <set>
 
 #include <X11/extensions/Xdamage.h>
 #include <X11/extensions/Xfixes.h>
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 
+#include "webrtc/base/checks.h"
 #include "webrtc/base/scoped_ptr.h"
 #include "webrtc/modules/desktop_capture/desktop_capture_options.h"
 #include "webrtc/modules/desktop_capture/desktop_frame.h"
 #include "webrtc/modules/desktop_capture/differ.h"
 #include "webrtc/modules/desktop_capture/screen_capture_frame_queue.h"
 #include "webrtc/modules/desktop_capture/screen_capturer_helper.h"
 #include "webrtc/modules/desktop_capture/x11/x_server_pixel_buffer.h"
 #include "webrtc/system_wrappers/interface/logging.h"
 #include "webrtc/system_wrappers/interface/tick_util.h"
 
-// TODO(sergeyu): Move this to a header where it can be shared.
-#if defined(NDEBUG)
-#define RTC_DCHECK(condition) (void)(condition)
-#else  // NDEBUG
-#define RTC_DCHECK(condition) \
-  if (!(condition)) {         \
-    abort();                  \
-  }
-#endif
-
 namespace webrtc {
-
 namespace {
 
 // A class to perform video frame capturing for Linux.
 class ScreenCapturerLinux : public ScreenCapturer,
                             public SharedXDisplay::XEventHandler {
  public:
   ScreenCapturerLinux();
   virtual ~ScreenCapturerLinux();
 
   // TODO(ajwong): Do we really want this to be synchronous?
@@ skipping 392 matching lines @@
   if (!options.x_display())
     return NULL;
 
   rtc::scoped_ptr<ScreenCapturerLinux> capturer(new ScreenCapturerLinux());
   if (!capturer->Init(options))
     capturer.reset();
   return capturer.release();
 }
 
 }  // namespace webrtc