testsuite: Remove unused function

Silence a compiler warning.

diff --git a/testsuite/gtk/window.c b/testsuite/gtk/window.c
index 59454cc150190f44c79f0c957d64fd3b0681f8ae..ad0a40c0baf61814142b04db48257999f3263b21 100644 (file)
--- a/testsuite/gtk/window.c
+++ b/testsuite/gtk/window.c
@@ -340,14 +340,6 @@ test_show_hide3 (void)
   gtk_widget_destroy (window);
 }
 
-static gboolean
-on_map_event (GtkWidget *window)
-{
-  gtk_main_quit ();
-
-  return FALSE;
-}
-
 int
 main (int argc, char *argv[])
 {