diff --git a/gdk/quartz/gdkmain-quartz.c b/gdk/quartz/gdkmain-quartz.c
index 81ba6638b4..cb2184ab27 100644
--- a/gdk/quartz/gdkmain-quartz.c
+++ b/gdk/quartz/gdkmain-quartz.c
@@ -31,22 +31,6 @@ _gdk_windowing_init (void)
 {
 }
 
-void
-gdk_error_trap_push (void)
-{
-}
-
-gint
-gdk_error_trap_pop (void)
-{
-  return 0;
-}
-
-void
-gdk_error_trap_pop_ignored (void)
-{
-}
-
 void
 _gdk_quartz_display_notify_startup_complete (GdkDisplay  *display,
                                              const gchar *startup_id)