diff --git a/src/core/window-private.h b/src/core/window-private.h
index f7ebb2ad9..ba1973bd9 100644
--- a/src/core/window-private.h
+++ b/src/core/window-private.h
@@ -896,3 +896,5 @@ gboolean meta_window_is_tiled_side_by_side (MetaWindow *window);
 gboolean meta_window_is_tiled_left (MetaWindow *window);
 
 gboolean meta_window_is_tiled_right (MetaWindow *window);
+
+MetaWindowConfig * meta_window_new_window_config (MetaWindow *window);
diff --git a/src/core/window.c b/src/core/window.c
index 7504deff6..e23651c3d 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -72,6 +72,7 @@
 #include "core/boxes-private.h"
 #include "core/constraints.h"
 #include "core/keybindings-private.h"
+#include "core/meta-window-config-private.h"
 #include "core/meta-workspace-manager-private.h"
 #include "core/place.h"
 #include "core/stack.h"
@@ -8241,3 +8242,12 @@ meta_window_get_client_content_rect (MetaWindow   *window,
     meta_window_frame_rect_to_client_rect (window, rect, rect);
 #endif
 }
+
+MetaWindowConfig *
+meta_window_new_window_config (MetaWindow *window)
+{
+  if (window->showing_for_first_time)
+    return meta_window_config_initial_new ();
+  else
+    return meta_window_config_new ();
+}