Index: modules/filter/filter.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/filter/filter.admin.inc,v
retrieving revision 1.27
diff -u -p -r1.27 filter.admin.inc
--- modules/filter/filter.admin.inc	26 Apr 2009 06:00:31 -0000	1.27
+++ modules/filter/filter.admin.inc	30 Apr 2009 10:31:39 -0000
@@ -252,6 +252,7 @@ function filter_admin_format_form_submit
     ->execute();
 
   cache_clear_all($format . ':', 'cache_filter', TRUE);
+  module_invoke_all('filter_update', $format);
 
   // If a new filter was added, return to the main list of filters. Otherwise, stay on edit filter page to show new changes.
   $return = 'admin/settings/filter';
@@ -320,6 +321,7 @@ function filter_admin_delete_submit($for
   }
 
   cache_clear_all($form_state['values']['format'] . ':', 'cache_filter', TRUE);
+  module_invoke_all('filter_delete', $form_state['values']['format']);
   drupal_set_message(t('Deleted text format %format.', array('%format' => $form_state['values']['name'])));
 
   $form_state['redirect'] = 'admin/settings/filter';