remove noop function from OStatusPlugin

plugins/OStatus/OStatusPlugin.php

@@ -247,17 +247,6 @@ class OStatusPlugin extends Plugin
         return true;
     }
 
-    /**
-     * Check if we've got remote replies to send via Salmon.
-     *
-     * @fixme push webfinger lookup & sending to a background queue
-     * @fixme also detect short-form name for remote subscribees where not ambiguous
-     */
-
-    function onEndNoticeSave($notice)
-    {
-    }
-
     /**
      * Find any explicit remote mentions. Accepted forms:
      *   Webfinger: @user@example.com
@@ -492,7 +481,7 @@ class OStatusPlugin extends Plugin
      * Tell the FeedSub infrastructure whether we have any active OStatus
      * usage for the feed; if not it'll be able to garbage-collect the
      * feed subscription.
-     * 
+     *
      * @param FeedSub $feedsub
      * @param integer $count in/out
      * @return mixed hook return code