Report the exception from CleanupFinalizationGroup

Author: littledan

source

@@ -90477,7 +90477,8 @@ dictionary <dfn>PromiseRejectionEventInit</dfn> : <span>EventInit</span> {
 
   <ol>
    <li><p><span>Queue a task</span> on the <span>garbage collection task source</span> to perform
-   <span>CleanupFinalizationGroup</span>(<var>finalizationGroup</var>).</p></li>
+   <span>CleanupFinalizationGroup</span>(<var>finalizationGroup</var>). If this throws an exception,
+   catch it, and <span>report the exception</span>.</p></li>
   </ol>
 
   <p>The <span>task source</span> for any <span data-x="concept-task">tasks</span> that are <span