commit: remove commit_list_reverse()

The function commit_list_reverse() is not used anymore; delete it.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

commit.c

@@ -361,21 +361,6 @@ struct commit_list *commit_list_insert(struct commit *item, struct commit_list *
 	return new_list;
 }
 
-void commit_list_reverse(struct commit_list **list_p)
-{
-	struct commit_list *prev = NULL, *curr = *list_p, *next;
-
-	if (!list_p)
-		return;
-	while (curr) {
-		next = curr->next;
-		curr->next = prev;
-		prev = curr;
-		curr = next;
-	}
-	*list_p = prev;
-}
-
 unsigned commit_list_count(const struct commit_list *l)
 {
 	unsigned c = 0;

commit.h

@@ -59,7 +59,6 @@ unsigned commit_list_count(const struct commit_list *l);
 struct commit_list *commit_list_insert_by_date(struct commit *item,
 				    struct commit_list **list);
 void commit_list_sort_by_date(struct commit_list **list);
-void commit_list_reverse(struct commit_list **list_p);
 
 void free_commit_list(struct commit_list *list);