combine-diff: convert diff_tree_combined to struct object_id
Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/diff.h b/diff.h
index 150f1c5..6aeeda0 100644
--- a/diff.h
+++ b/diff.h
@@ -236,7 +236,7 @@ struct combine_diff_path {
extern void show_combined_diff(struct combine_diff_path *elem, int num_parent,
int dense, struct rev_info *);
-extern void diff_tree_combined(const unsigned char *sha1, const struct oid_array *parents, int dense, struct rev_info *rev);
+extern void diff_tree_combined(const struct object_id *oid, const struct oid_array *parents, int dense, struct rev_info *rev);
extern void diff_tree_combined_merge(const struct commit *commit, int dense, struct rev_info *rev);