struct tree: remove unused field "parent"

The field is not used anymore, after the recent ls-tree rewrite.

Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 0 insertions, 1 deletions

diff --git a/tree.h b/tree.h
index 768e5e9..57a5bf7 100644
--- a/tree.h
+++ b/tree.h
@@ -18,7 +18,6 @@ struct tree_entry_list {
 		struct tree *tree;
 		struct blob *blob;
 	} item;
-	struct tree_entry_list *parent;
 };
 
 struct tree {