builtin-prune.c: forgot TYPE => OBJ changes.

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

builtin-prune.c

@@ -158,15 +158,15 @@ static void walk_commit_list(struct rev_info *revs)
 		struct object_array_entry *pending = revs->pending.objects + i;
 		struct object *obj = pending->item;
 		const char *name = pending->name;
-		if (obj->type == TYPE_TAG) {
+		if (obj->type == OBJ_TAG) {
 			process_tag((struct tag *) obj, &objects, name);
 			continue;
 		}
-		if (obj->type == TYPE_TREE) {
+		if (obj->type == OBJ_TREE) {
 			process_tree((struct tree *)obj, &objects, NULL, name);
 			continue;
 		}
-		if (obj->type == TYPE_BLOB) {
+		if (obj->type == OBJ_BLOB) {
 			process_blob((struct blob *)obj, &objects, NULL, name);
 			continue;
 		}