e title constructor">constructor</span>
  
  
  
  
  
  

  
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<p>A new instance of RequestQueue.</p>
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      <a href="#pop-instance_method" title="#pop (instance method)">#<strong>pop</strong>  &#x21d2; QueueEntry </a>
    

    
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    <span class="summary_desc"><div class='inline'><ul><li>
<p>nil if queue empty.</p>
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