

    <section class="desc markdown">
    
          <p class="no-docs">Not documented.</p>
    
    </section>






    <section class="summary" id="constructors">
        <h2>Constructors</h2>

        <dl class="constructor-summary-list">
            <dt id="HistoryBase" class="callable">
                <span class="name"><a href="polymer_app_layout.behaviors/HistoryBase/HistoryBase.html">HistoryBase</a></span><span class="signature">()</span>
            </dt>
            <dd>
                
       