omputeroutput"><span class="keyword">true</span></code>, the stream will be
          capable of negotiating the permessage-deflate websocket extension per the
          configured run-time settings. When <code class="computeroutput"><span class="identifier">deflateSupported</span></code>
          is <code class="computeroutput"><span class="keyword">false</span></code>, the stream will
          never negotiate the permessage-deflate websocket extension. Furthermore,
          all of the code necessary fo