Introducing self.reportException()

Fixes whatwg/console#50.

source

@@ -88136,6 +88136,21 @@ dictionary <dfn>ErrorEventInit</dfn> : <span>EventInit</span> {
   it was initialised to. Where appropriate, it is set to the object representing the error (e.g.,
   the exception object in the case of an uncaught DOM exception).</p>
 
+  <h6>The <code data-x="dom-reportException">reportException()</code> method</h6>
+
+  <dl class="domintro">
+   <dt>self . <code subdfn data-x="dom-reportException">reportException</code>( <var>exception</var> )</dt>
+   <dd><p>Dispatches an <code data-x="event-error">error</code> event at self.</p></dd>
+  </dl>
+
+  <div w-nodev>
+
+  <p>The <dfn data-x="dom-reportException"><code>reportException(<var>exception</var>)</code></dfn>
+  method, when invoked, must <span>report an exception</span> with <var>exception</var>.</p>
+
+  </div>
+
+
   <h5>Unhandled promise rejections</h5>
 
   <p>In addition to synchronous <a href="#runtime-script-errors">runtime script errors</a>, scripts
@@ -89610,6 +89625,9 @@ interface <dfn>DocumentAndElementEventHandlers</dfn> {
 interface <dfn>WindowOrWorkerGlobalScope</dfn> {
   [Replaceable] readonly attribute USVString <span data-x="dom-origin">origin</span>;
 
+  // report an exception
+  void <span data-x="dom-reportException">reportException</span>(any exception);
+
   // base64 utility methods
   DOMString <span data-x="dom-btoa">btoa</span>(DOMString data);
   DOMString <span data-x="dom-atob">atob</span>(DOMString data);