[gtk/4.0-backports: 45/53] treemodelfilter: Drop unreachable code

[Matthias Clasen <matthiasc src gnome org>]

commit 8099c46cfe182c4476b57dd0101680df6c5eb289
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Feb 4 00:40:14 2021 -0500

    treemodelfilter: Drop unreachable code
    
    We never get here. The compiler says so.
    
    Pointed out in https://www.viva64.com/en/b/0793/

 gtk/gtktreemodelfilter.c | 3 ---
 1 file changed, 3 deletions(-)
---
diff --git a/gtk/gtktreemodelfilter.c b/gtk/gtktreemodelfilter.c
index a72c6ea476..4d686c744f 100644
--- a/gtk/gtktreemodelfilter.c
+++ b/gtk/gtktreemodelfilter.c
@@ -3285,9 +3285,6 @@ gtk_tree_model_filter_iter_children (GtkTreeModel *model,
 
       return TRUE;
     }
-
-  iter->stamp = 0;
-  return FALSE;
 }
 
 static gboolean