Define Window's opener when there's no browsing context

Tests: web-platform-tests/wpt#15461 & web-platform-tests/wpt#15518.
whatwg · Mar 4, 2019 · 7c9a8c0 · 7c9a8c0
1 parent 552ef78
commit 7c9a8c0
Showing 1 changed file with 15 additions and 10 deletions.
diff --git a/source b/source
@@ -77563,25 +77563,30 @@ dictionary <dfn>DragEventInit</dfn> : <span>MouseEventInit</span> {
   steps:</p>
 
   <ol>
-   <li><p>If the current <span>browsing context</span>'s <span>disowned</span> is true, then return
-   null.</p></li>
+   <li><p>Let <var>current</var> be this <code>Window</code> object's <span data-x="window
+   bc">browsing context</span>.</p></li>
 
-   <li><p>If the current <span>browsing context</span>'s <span>opener browsing context</span> is
-   null, then return null.</p></li>
+   <li><p>If <var>current</var> is null, then return null.</p></li>
+
+   <li><p>If <var>current</var>'s <span>disowned</span> is true, then return null.</p></li>
+
+   <li><p>If <var>current</var>'s <span>opener browsing context</span> is null, then return
+   null.</p></li>
 
-   <li><p>Return the current <span>browsing context</span>'s <span>opener browsing context</span>'s
+   <li><p>Return <var>current</var>'s <span>opener browsing context</span>'s
    <code>WindowProxy</code> object.</p></li>
   </ol>
 
   <p>The <code data-x="dom-opener">opener</code> attribute's setter must run these steps:</p>
 
   <ol>
-   <li><p>If the given value is null, then set the current <span>browsing context</span>'s
-   <span>disowned</span> to true and return.</p></li>
+   <li><p>If the given value is null and this <code>Window</code> object's <span data-x="window
+   bc">browsing context</span> is non-null, then set this <code>Window</code> object's <span
+   data-x="window bc">browsing context</span>'s <span>disowned</span> to true.</p></li>
 
-   <li><p>Return ? <span>OrdinaryDefineOwnProperty</span>(this <code>Window</code> object, "<code
-   data-x="">opener</code>", { [[Value]]: the given value, [[Writable]]: true, [[Enumerable]]: true,
-   [[Configurable]]: true }).</p></li>
+   <li><p>If the given value is non-null, then return ? <span>OrdinaryDefineOwnProperty</span>(this
+   <code>Window</code> object, "<code data-x="">opener</code>", { [[Value]]: the given value,
+   [[Writable]]: true, [[Enumerable]]: true, [[Configurable]]: true }).</p></li>
   </ol>
 
   <div class="note">