Index: modules/filter/filter.install
===================================================================
RCS file: /cvs/drupal/drupal/modules/filter/filter.install,v
retrieving revision 1.47
diff -u -p -r1.47 filter.install
--- modules/filter/filter.install	20 Oct 2010 01:15:58 -0000	1.47
+++ modules/filter/filter.install	20 Oct 2010 06:15:50 -0000
@@ -475,10 +475,6 @@ function filter_update_7009() {
  * Change {filter_format}.format and {filter}.format into varchar.
  */
 function filter_update_7010() {
-  // Remove the unique index for 'name'. Text formats have sufficient uniqueness
-  // through machine names.
-  db_drop_unique_key('filter_format', 'name');
-
   db_change_field('filter_format', 'format', 'format', array(
     'type' => 'varchar',
     'length' => 255,