Remove popover-specific (non-normative) text from ToggleEvent definition

source

@@ -77684,17 +77684,9 @@ dictionary <dfn dictionary>ToggleEventInit</dfn> : <span>EventInit</span> {
   </dl>
 
   <p>The <dfn attribute for="ToggleEvent"><code
-  data-x="dom-ToggleEvent-oldState">oldState</code></dfn> attribute must return the value it
-  was initialized to. It is initialized to "<code data-x="">open</code>" if the element with the
-  <code data-x="attr-popover">popover</code> attribute's <span>popover visibility state</span> is
-  <span data-x="popover-showing-state">showing</span>; otherwise "<code
-  data-x="">closed</code>".</p>
-
-  <p>The <dfn attribute for="ToggleEvent"><code
-  data-x="dom-ToggleEvent-newState">newState</code></dfn> attribute must return the value it was
-  initialized to. It is initialized to "<code data-x="">closed</code>" if the element with the <code
-  data-x="attr-popover">popover</code> attribute's <span>popover visibility state</span> is <span
-  data-x="popover-showing-state">showing</span>; otherwise "<code data-x="">open</code>".</p>
+  data-x="dom-ToggleEvent-oldState">oldState</code></dfn> and <dfn attribute for="ToggleEvent"><code
+  data-x="dom-ToggleEvent-newState">newState</code></dfn> attributes must return the values they are
+  initialized to.</p>
 
   <p>A <dfn>toggle task tracker</dfn> is either null or a <span>struct</span> which has:</p>