Remove destination.ready for now, will move to separate PR

Author: noamr

source

@@ -101097,7 +101097,6 @@ interface <dfn interface>NavigationDestination</dfn> {
   readonly attribute DOMString <span data-x="dom-NavigationDestination-id">id</span>;
   readonly attribute long long <span data-x="dom-NavigationDestination-index">index</span>;
   readonly attribute boolean <span data-x="dom-NavigationDestination-sameDocument">sameDocument</span>;
-  readonly attribute boolean <span data-x="dom-NavigationDestination-ready">ready</span>;
 
   any <span data-x="dom-NavigationDestination-getState">getState</span>();
 };</code></pre>
@@ -101134,14 +101133,6 @@ interface <dfn interface>NavigationDestination</dfn> {
     value of this property.</p>
    </dd>
 
-   <dt><code data-x=""><var>event</var>.<span data-x="dom-NavigateEvent-destination">destination</span>.<span subdfn data-x="dom-NavigationDestination-ready">ready</span></code></dt>
-   <dd><p>Returns true for non-"<code data-x="dom-NavigationType-reload">reload</code>" navigations
-   if the destination contains a <span>same origin</span> <code>Document</code> that is not
-   <span>render-blocked</span>. This can be the case when the <code>Document</code> is <span
-   data-x="reactivate a document">reactivated</span> from the <a href="#note-bfcache">back/forward
-   cache</a> or prerendered, as specified in <cite>Prerendering Revamped</cite>.</p>
-   <ref>PRERENDERING-REVAMPED</ref></dd>
-
    <dt><code data-x=""><var>event</var>.<span data-x="dom-NavigateEvent-destination">destination</span>.<span data-x="dom-NavigationDestination-getState">getState</span>()</code></dt>
    <dd>
     <p>For "<code data-x="dom-NavigationType-traverse">traverse</code>" navigations, returns the
@@ -101239,23 +101230,6 @@ interface <dfn interface>NavigationDestination</dfn> {
   document</span>.</p>
   </div>
 
-  <div algorithm>
-  <p>The <dfn attribute for="NavigationDestination"><code
-  data-x="dom-NavigationDestination-ready">ready</code></dfn> getter steps are to return true if all
-  of the following are true:</p>
-
-  <ul>
-   <li><p><span>this</span>'s <span data-x="concept-NavigationDestination-entry">entry</span>'s
-   <span data-x="nhe-she">session history entry</span>'s <span data-x="she-document">document</span>
-   is a <code>Document</code> who is not <span>render-blocked</span>; and</p></li>
-
-   <li><p><span>this</span>'s <span>relevant settings object</span> is a <code>Document</code> that
-   <span>can have its URL rewritten</span> to <span>this</span>'s <span
-   data-x="concept-NavigationDestination-url">URL</span>.</p></li>
-  </ul>
-
-  </div>
-
   <div algorithm>
   <p>The <dfn method for="NavigationDestination"><code
   data-x="dom-NavigationDestination-getState">getState()</code></dfn> method steps are to return