Use the current high resolution time concept

Using an underlying concept is better than invoking a method directly.

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@@ -3297,12 +3297,10 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
     </ul>
 
     <p>The <cite>High Resolution Time</cite> specification provides the <dfn
+    data-x-href="https://w3c.github.io/hr-time/#dfn-current-high-resolution-time">current high
+    resolution time</dfn> and the <dfn
     data-x-href="https://w3c.github.io/hr-time/#dom-domhighrestimestamp"><code>DOMHighResTimeStamp</code></dfn>
-    typedef and the <dfn
-    data-x-href="https://w3c.github.io/hr-time/#the-performance-interface"><code>Performance</code></dfn>
-    interface's <dfn data-x="dom-Performance-now"
-    data-x-href="https://w3c.github.io/hr-time/#dom-performance-now()"><code>now()</code></dfn>
-    method. <ref spec=HRT></p>
+    typedef. <ref spec=HRT></p>
 
    </dd>
 
@@ -88877,8 +88875,8 @@ dictionary <dfn>PromiseRejectionEventInit</dfn> : <span>EventInit</span> {
     href="#workers">worker</a> <span>event loop</span>), then run the following substeps.</p>
 
     <ol>
-     <li><p>Let <var>now</var> be the value that would be returned by the <code>Performance</code>
-     object's <code data-x="dom-Performance-now">now()</code> method. <ref spec=HRT></p>
+     <li><p>Let <var>now</var> be the <span>current high resolution time</span>. <ref
+     spec=HRT></p></li>
 
      <li>
       <p>Let <var>docs</var> be the list of <code>Document</code> objects associated with the