document</span>'s <span>inclusive descendant navigables</span>.</p></li>

<li><p>If the result of <span>checking if unloading is canceled</span> for <var>toUnload</var> is

true, then return.</p></li>

not "<code data-x="">continue</code>", then return.</p></li>

<li>

<p><span data-x="tn-append-session-history-traversal-steps">Append the following session history

document</span>'s <span>inclusive descendant navigables</span>.</p>

<li>

<p>If <var>unloadPromptCanceled</var> is true, or <var>navigable</var>'s <span>ongoing

navigation</span> is no longer <var>navigationId</var>, then:</p>

<p>If <var>unloadPromptCanceled</var> is not "<code data-x="">continue</code>", or

<var>navigable</var>'s <span>ongoing navigation</span> is no longer

<var>navigationId</var>:</p>

<ol>

<li><p>Invoke <span>WebDriver BiDi navigation failed</span> with <var>navigable</var> and a