tml">ImmutableListMixin</a>&lt;<a href="dart-html/Plugin-class.html">Plugin</a>&gt;</li>
        </ul></dd>

        </dl>
    </section>




    <section class="summary" id="instance-properties">
        <h2>Properties</h2>

        <dl class="properties">
            <dt id="first" class="property">
                <span class="top-level-variable-type"><a href="polymer_app_layout/Plugin-class.html">Plugin</a></span>
                <a href="polymer_app_layout/PluginArray/first.html">first</a>
            