do_for_each_entry_in_dir(): delete function

Its only remaining caller was itself.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

refs/ref-cache.c

@@ -316,27 +316,6 @@ static void sort_ref_dir(struct ref_dir *dir)
 	dir->sorted = dir->nr = i;
 }
 
-int do_for_each_entry_in_dir(struct ref_dir *dir,
-			     each_ref_entry_fn fn, void *cb_data)
-{
-	int i;
-	assert(dir->sorted == dir->nr);
-	for (i = 0; i < dir->nr; i++) {
-		struct ref_entry *entry = dir->entries[i];
-		int retval;
-		if (entry->flag & REF_DIR) {
-			struct ref_dir *subdir = get_ref_dir(entry);
-			sort_ref_dir(subdir);
-			retval = do_for_each_entry_in_dir(subdir, fn, cb_data);
-		} else {
-			retval = fn(entry, cb_data);
-		}
-		if (retval)
-			return retval;
-	}
-	return 0;
-}
-
 /*
  * Load all of the refs from `dir` (recursively) into our in-memory
  * cache.

refs/ref-cache.h

@@ -251,17 +251,6 @@ struct ref_iterator *cache_ref_iterator_begin(struct ref_cache *cache,
 					      const char *prefix,
 					      int prime_dir);
 
-typedef int each_ref_entry_fn(struct ref_entry *entry, void *cb_data);
-
-/*
- * Call `fn` for each reference in `dir`. Recurse into subdirectories,
- * sorting them before iterating. This function does not sort `dir`
- * itself; it should be sorted beforehand. `fn` is called for all
- * references, including broken ones.
- */
-int do_for_each_entry_in_dir(struct ref_dir *dir,
-			     each_ref_entry_fn fn, void *cb_data);
-
 /*
  * Peel the entry (if possible) and return its new peel_status.  If
  * repeel is true, re-peel the entry even if there is an old peeled