opt">(</span>StreamOutput<span class="hl opt">,</span> _super<span class="hl opt">);</span>

    <span class="hl kwa">function</span> <span class="hl kwd">StreamOutput</span><span class="hl opt">(</span>stream<span class="hl opt">) {</span>
      <span class="hl kwa">this</span><span class="hl opt">.</span>stream <span class="hl opt">=</span> stream<span class="hl opt">;</span>
      StreamOutput<span class="hl opt">.</span>__super__<span class="hl opt">.</span>constructor<span class="hl opt">.</span><span 