Delete dead code

Author: csadilek

errai-bus/src/main/java/org/jboss/errai/bus/client/api/BadlyFormedMessageException.java

@@ -37,5 +37,4 @@ public interface BusMonitor {
 
   public void notifyInBusMessage(Message message);
 
-  public void notifyMessageDeliveryFailure(String queueId, Message mesage, Throwable error);
 }

errai-bus/src/main/java/org/jboss/errai/bus/client/api/BusMonitor.java

@@ -40,4 +40,4 @@ public interface MessageListener {
    *         false if {@code message} must not be delivered.
    */
   public boolean handleMessage(Message message);
-}
+}