Index: modules/comment/comment.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/comment/comment.admin.inc,v
retrieving revision 1.51
diff -u -p -r1.51 comment.admin.inc
--- modules/comment/comment.admin.inc	20 Oct 2010 01:31:06 -0000	1.51
+++ modules/comment/comment.admin.inc	7 Dec 2010 19:04:41 -0000
@@ -232,7 +232,7 @@ function comment_multiple_delete_confirm
     cache_clear_all();
     $count = count($form_state['values']['comments']);
     watchdog('content', 'Deleted @count comments.', array('@count' => $count));
-    drupal_set_message(t('Deleted @count comments.', array('@count' => $count)));
+    drupal_set_message(format_plural($count, 'Deleted 1 comment', 'Deleted @count comments.'));
   }
   $form_state['redirect'] = 'admin/content/comment';
 }