ChunkedConversion-param-sink"><span class="type-annotation"><a href="dart-core/Sink-class.html">Sink</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="dart-core/String-class.html">String</a></span>&gt;</span></span> <span class="parameter-name">sink</span></span>)
      <div class="features">override</div>
    </section>
    <section class="desc markdown">
      <p>Starts a chunked conversion.</p>
<p>The returned sink serves as input for the long-running conversion. The
given <code>s