a11y: Do not leak the ATContext in GtkStackPage

GtkStackPage is not a widget, so it must release the reference on the
ATContext it owns.

diff --git a/gtk/gtkstack.c b/gtk/gtkstack.c
index bb6ecfeb12352b101185e95a9804d5c0e3947dad..3d70475ff9a79270ef940544e19deb30bce7d900 100644 (file)
--- a/gtk/gtkstack.c
+++ b/gtk/gtkstack.c
@@ -274,6 +274,8 @@ gtk_stack_page_finalize (GObject *object)
     g_object_remove_weak_pointer (G_OBJECT (page->last_focus),
                                   (gpointer *)&page->last_focus);
 
+  g_clear_object (&page->at_context);
+
   G_OBJECT_CLASS (gtk_stack_page_parent_class)->finalize (object);
 }