private void sequencedSend(Message msg) {
        if (msg.getTrace().shouldTrace(TraceLevel.COMPONENT)) {
            msg.getTrace().trace(TraceLevel.COMPONENT,
                                 "Sequencer sending message with sequence id '" + msg.getContext() + "'.");
        }
        msg.pushHandler(this);
        sender.handleMessage(msg);
    }
Internal method for forwarding a sequenced message to the underlying sender.

@param msg The message to forward.
messagebus/src/main/java/com/yahoo/messagebus/Sequencer.java