merge: use commit-slab in merge remote desc instead of commit->util
It's done so that commit->util can be removed. See more explanation in
the commit that removes commit->util.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/commit.h b/commit.h
index e57ae4b..838f6a6 100644
--- a/commit.h
+++ b/commit.h
@@ -303,7 +303,7 @@ struct merge_remote_desc {
struct object *obj; /* the named object, could be a tag */
char name[FLEX_ARRAY];
};
-#define merge_remote_util(commit) ((struct merge_remote_desc *)((commit)->util))
+extern struct merge_remote_desc *merge_remote_util(struct commit *);
extern void set_merge_remote_desc(struct commit *commit,
const char *name, struct object *obj);
