Only unlock top-level docs (#229)

w3c · Oct 27, 2022 · 975c556 · 975c556
1 parent de47b7c
commit 975c556
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/index.html b/index.html
@@ -855,9 +855,16 @@ <h2>
       </h2>
       <p>
         Whenever the [=unloading document cleanup steps=] run with a
-        |document|, the user agent MUST run the [=fully unlock the screen
-        orientation steps=] with |document|.
+        |document|, the user agent MUST run the following steps:
       </p>
+      <ol class="algorithm">
+        <li>If |document| is not a [=top-level browsing context=]'s [=active
+        document=], abort these steps.
+        </li>
+        <li>Run the [=fully unlock the screen orientation steps=] with
+        |document|.
+        </li>
+      </ol>
       <h2>
         Fully unlocking the orientation
       </h2>