Remove overhead in gdk_window_get_user_data

This function is called very frequently during in GTK+'s drawing
paths, and thus should not carry unexpected costs.

diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index 2f7ee2dcba3046cfda4d6c75c7ecfb380adb1ec1..75d1034b7a0259d4182abbab38bd90625fac95c5 100644 (file)
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -2174,8 +2174,6 @@ void
 gdk_window_get_user_data (GdkWindow *window,
                          gpointer  *data)
 {
-  g_return_if_fail (GDK_IS_WINDOW (window));
-
   *data = window->user_data;
 }