Ticket #21010: 21010.3.patch

wp-admin/includes/class-wp-comments-list-table.php

@@ -254 +254 @@
                 if ( $this->checkbox )
                         $columns['cb'] = '<input type="checkbox" />';
 
-                $columns['author'] = __( 'Author' );
-                $columns['comment'] = _x( 'Comment', 'column name' );
+                $columns['author']   = __( 'Author' );
+                $columns['comment']  = _x( 'Comment', 'column name' );
+                $columns['response'] = _x( 'In Response To', 'column name' );
 
-                if ( !$post_id )
-                        $columns['response'] = _x( 'In Response To', 'column name' );
-
                 return $columns;
         }