diff --git a/gdk/win32/gdkwindow-win32.c b/gdk/win32/gdkwindow-win32.c
index e4c93cac4e..c060184b4c 100644
--- a/gdk/win32/gdkwindow-win32.c
+++ b/gdk/win32/gdkwindow-win32.c
@@ -3242,15 +3242,6 @@ static void
 _gdk_win32_window_queue_antiexpose (GdkWindow *window,
                                     cairo_region_t *area)
 {
-  HRGN hrgn = cairo_region_to_hrgn (area, 0, 0);
-
-  GDK_NOTE (EVENTS, g_print ("_gdk_windowing_window_queue_antiexpose: ValidateRgn %p %s\n",
-			     GDK_WINDOW_HWND (window),
-			     _gdk_win32_cairo_region_to_string (area)));
-
-  ValidateRgn (GDK_WINDOW_HWND (window), hrgn);
-
-  DeleteObject (hrgn);
 }
 
 static void