ot necessarily instances of <a href="dart-html/HttpRequestEventTarget-class.html">HttpRequestEventTarget</a>.</p>
<p>See <a href="dart-html/EventStreamProvider-class.html">EventStreamProvider</a> for usage information.</p>
    </section>
        <section class="summary source-code" id="source">
      <h2><span>Implementation</span></h2>
      <pre class="language-dart"><code class="language-dart">static const EventStreamProvider&lt;ProgressEvent&gt; abortEvent =
    const EventStreamProvider&lt;ProgressEven