[gi] add Virtual annotation for gtk_container_forall vfunc

diff --git a/gtk/gtkcontainer.c b/gtk/gtkcontainer.c
index 61ed85aad1d5b0d78283a03c088b2882e3517bab..f6fff0697b13c556931a2fc733d7bbe937676257 100644 (file)
--- a/gtk/gtkcontainer.c
+++ b/gtk/gtkcontainer.c
@@ -1877,7 +1877,7 @@ gtk_container_class_handle_border_width (GtkContainerClass *klass)
 /**
  * gtk_container_forall:
  * @container: a #GtkContainer
- * @callback: (scope call): a callback
+ * @callback: (scope call) (closure callback_data): a callback
  * @callback_data: callback user data
  *
  * Invokes @callback on each child of @container, including children
@@ -1886,6 +1886,8 @@ gtk_container_class_handle_border_width (GtkContainerClass *klass)
  * of the container, but were added by the container implementation
  * itself.  Most applications should use gtk_container_foreach(),
  * rather than gtk_container_forall().
+ *
+ * Virtual: forall
  **/
 void
 gtk_container_forall (GtkContainer *container,