    
        <dt id="mutex-classvariable" class="">@@mutex =
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<p>mutex to synchronize creation of RequestQueue instance</p>


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        <dd><pre class="code"><span class='const'>Mutex</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span></pre></dd>
      
        <dt id="instance-classvariable" class="">@@instance =
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