remove completion listnere feature for now.

Author: makasim

RedisProducer.php

@@ -48,22 +48,6 @@ public function send(PsrDestination $destination, PsrMessage $message)
         $this->redis->lpush($destination->getName(), json_encode($message));
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function setCompletionListener(CompletionListener $listener = null)
-    {
-        $this->completionListener = $listener;
-    }
-
-    /**
-     * @return CompletionListener|null
-     */
-    public function getCompletionListener()
-    {
-        return $this->completionListener;
-    }
-
     /**
      * {@inheritdoc}
      */