modelbutton: set_relative_to(NULL) the popover in dispose

We do set_relative_to(menu_button) when creating it so we should do this
here (or nothing).

diff --git a/gtk/gtkmenubutton.c b/gtk/gtkmenubutton.c
index 7bfc8ec110c34a9dd1963072607def4494e2b31b..e0fd91c92e15b3168f5655e46ad8b016d971e963 100644 (file)
--- a/gtk/gtkmenubutton.c
+++ b/gtk/gtkmenubutton.c
@@ -1038,7 +1038,7 @@ gtk_menu_button_dispose (GObject *object)
 
   if (priv->popover)
     {
-      gtk_widget_destroy (priv->popover);
+      gtk_popover_set_relative_to (GTK_POPOVER (priv->popover), NULL);
       priv->popover = NULL;
     }