diff --git a/webrtc/modules/desktop_capture/desktop_capture_options.cc b/webrtc/modules/desktop_capture/desktop_capture_options.cc
index 105853bf94..b7f123b9d1 100644
--- a/webrtc/modules/desktop_capture/desktop_capture_options.cc
+++ b/webrtc/modules/desktop_capture/desktop_capture_options.cc
@@ -35,6 +35,8 @@ DesktopCaptureOptions DesktopCaptureOptions::CreateDefault() {
 #endif
 #if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
   result.set_configuration_monitor(new DesktopConfigurationMonitor());
+  result.set_full_screen_chrome_window_detector(
+      new FullScreenChromeWindowDetector());
 #endif
   return result;
 }