diff --git a/source b/source
index ac08ba73ea3..21ab6a44872 100644
--- a/source
+++ b/source
@@ -87123,6 +87123,14 @@ dictionary <dfn dictionary>DragEventInit</dfn> : <span>MouseEventInit</span> {
    <span>showing auto popover list</span>'s last item is <var>element</var>, otherwise
    false.</p></li>
 
+   <li>
+    <p>Let <var>cleanupAnchor</var> be the following algorithm:</p>
+
+    <ol>
+     <li><p>Set <var>element</var>'s <span>implicit anchor element</span> to null.</p></li>
+    </ol>
+   </li>
+
    <li>
     <p>If <var>fireEvents</var> is true:</p>
 
@@ -87151,14 +87159,12 @@ dictionary <dfn dictionary>DragEventInit</dfn> : <span>MouseEventInit</span> {
      </li>
 
      <li><p><span>Request an element to be removed from the top layer</span> given
-     <var>element</var>.</p></li>
-
-     <li><p>Set <var>element</var>'s <span>implicit anchor element</span> to null.</p></li>
+     <var>element</var> and <var>cleanupAnchor</var>.</p></li>
     </ol>
    </li>
 
    <li><p>Otherwise, <span>remove an element from the top layer immediately</span> given
-   <var>element</var>.</p></li>
+   <var>element</var>, then run <var>cleanupAnchor</var>.</p></li>
 
    <li><p>Set <var>element</var>'s <span>popover invoker</span> to null.</p></li>