[gtk+] Don't use g_list_next in gtkcontainer.c

[Matthias Clasen <matthiasc src gnome org>]

commit b84797a2c6c1a5c7984d03aab80c3a5098193224
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Oct 19 19:13:35 2015 -0400

    Don't use g_list_next in gtkcontainer.c
    
    We generally access ->next directory.

 gtk/gtkcontainer.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkcontainer.c b/gtk/gtkcontainer.c
index af1c741..f469659 100644
--- a/gtk/gtkcontainer.c
+++ b/gtk/gtkcontainer.c
@@ -3383,7 +3383,7 @@ gtk_container_set_focus_chain (GtkContainer *container,
                         G_CALLBACK (chain_widget_destroyed),
                         container);
 
-      tmp_list = g_list_next (tmp_list);
+      tmp_list = tmp_list->next;
     }
 
   chain = g_list_reverse (chain);
@@ -3464,7 +3464,7 @@ gtk_container_unset_focus_chain (GtkContainer  *container)
                                                 chain_widget_destroyed,
                                                 container);
 
-          tmp_list = g_list_next (tmp_list);
+          tmp_list = tmp_list->next;
         }
 
       g_list_free (chain);