r_app_layout.behaviors/MessagePort-class.html#instance-properties">Properties</a></li>
      <li>on
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      <li><a href="polymer_app_layout.behaviors/MessagePort/onMessage.html">onMessage</a>
</li>
    
    
    
      <li class="section-title"><a href="polymer_app_layout.behaviors/MessagePort-class.html#methods">Methods</a></li>
      <li>addEventListener
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      <li><a href="polymer_app_layout.behaviors/MessagePort/close.html">close</a>
</li>
      <li>dispatchEvent
</li>
      <li><a href="polyme