<span class="type-annotation"><a href="dart-html/Credential-class.html">Credential</a></span> <span class="parameter-name">credential</span></span>)
            <span class="returntype parameter">&#8594; <a href="dart-async/Future-class.html">Future</a></span>
          </span>
                  </dt>
        <dd>
          
                  
</dd>
        <dt id="noSuchMethod" class="callable inherited">
          <span class="name"><a href="dart-core/Object/noSuchMethod.html">noSuchMethod</a></span><span