[gtk+] Make gtk_container_remove work on popover menus

[Matthias Clasen <matthiasc src gnome org>]

commit ecfcb3e2cc09297c48622a5aa293bd5fac2979cf
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Nov 16 02:27:20 2014 -0500

    Make gtk_container_remove work on popover menus
    
    Extend the hack we have in place for composite containers to
    GtkPopoverMenu.

 gtk/gtkcontainer.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkcontainer.c b/gtk/gtkcontainer.c
index ffcd09f..0d7c7cd 100644
--- a/gtk/gtkcontainer.c
+++ b/gtk/gtkcontainer.c
@@ -1722,7 +1722,10 @@ gtk_container_remove (GtkContainer *container,
 {
   g_return_if_fail (GTK_IS_CONTAINER (container));
   g_return_if_fail (GTK_IS_WIDGET (widget));
-  g_return_if_fail (gtk_widget_get_parent (widget) == GTK_WIDGET (container) || GTK_IS_ASSISTANT (container) 
|| GTK_IS_ACTION_BAR (container));
+  g_return_if_fail (gtk_widget_get_parent (widget) == GTK_WIDGET (container) ||
+                    GTK_IS_ASSISTANT (container) ||
+                    GTK_IS_ACTION_BAR (container) ||
+                    GTK_IS_POPOVER_MENU (container));
 
   g_object_ref (container);
   g_object_ref (widget);