te="no">callback_mode()</a>

      </div>

    </div>

    <div class="summary-row">
      <div class="summary-signature">
        <a href="#code_change/4" data-no-tooltip="" translate="no">code_change(Vsn, State, Data, Extra)</a>

      </div>

    </div>

    <div class="summary-row">
      <div class="summary-signature">
        <a href="#completed/3" data-no-tooltip="" translate="no">completed(EventType, OldState, Data)</a>

      </div>

    </div>

    <div class="summary-row">
      <div class="summa