 the set of enabled trace event
categories. Calling <code>tracing.disable()</code> will remove the categories from the
set of enabled trace event categories.</p>
<h4><code>tracing.categories</code><span><a class="mark" href="#tracing_tracing_categories" id="tracing_tracing_categories">#</a></span></h4>
<div class="api_metadata">
<span>Added in: v10.0.0</span>
</div>
<ul>
<li><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#String_type" class="type">&lt;string&gt;</a></li>
</u