--- filefield_field.inc (saved version)
+++ (current document)
@@ -64,11 +64,6 @@
   $db_info = content_database_info($field);
   $table_alias = content_views_tablename($field);
 
-  // By defining the relationship, we already have a "Has file" filter
-  // plus all the filters that Views already provides for files.
-  // No need for having a filter by ourselves.
-  // unset($data[$table_alias][$field['field_name'] .'_fid']['filter']);
-
   // Add a relationship for related file.
   $data[$table_alias][$field['field_name'] .'_fid']['relationship'] = array(
     'base' => 'files',