mentation</span></h2>
      <pre class="language-dart"><code class="language-dart">static void instantSync(String name, {Map arguments}) {
  if (!_hasTimeline) return;
  ArgumentError.checkNotNull(name, &#39;name&#39;);
  if (!_isDartStreamEnabled()) {
    &#47;&#47; Stream is disabled.
    return;
  }
  Map instantArguments;
  if (arguments != null) {
    instantArguments = new Map.from(arguments);
  }
  _reportInstantEvent(&#39;Dart&#39;, name, _argumentsAsJson(instantArguments));
}</code></pre>
    </sec