diff --git a/source b/source
index 774cc02f9dc..bd725815eb6 100644
--- a/source
+++ b/source
@@ -30091,16 +30091,7 @@ interface <dfn>HTMLIFrameElement</dfn> : <span>HTMLElement</span> {
 
   <p>The <dfn><code data-x="attr-iframe-name">name</code></dfn> attribute, if present, must be a
   <span>valid browsing context name</span>. The given value is used to name the <span>nested
-  browsing context</span>.</p>
-
-  <div w-nodev>
-
-  <p>Whenever the <code data-x="attr-iframe-name">name</code> attribute is set, the nested
-  <span>browsing context</span>'s <span data-x="browsing context name">name</span> must be changed to
-  the new value. If the attribute is removed, the <span>browsing context name</span> must be set to
-  the empty string.</p>
-
-  </div>
+  browsing context</span> if present when the <span>nested browsing context</span> is created.</p>
 
 
   <hr> <!-- SANDBOX -->
@@ -30941,7 +30932,8 @@ interface <dfn>HTMLObjectElement</dfn> : <span>HTMLElement</span> {
 
   <p>The <dfn><code data-x="attr-object-name">name</code></dfn> attribute, if present, must be a
   <span>valid browsing context name</span>. The given value is used to name the <span>nested
-  browsing context</span>, if applicable.</p>
+  browsing context</span>, if applicable, and if present when the <span>nested browsing
+  context</span> is created.</p>
 
   <div w-nodev>
 
@@ -115495,12 +115487,6 @@ interface <dfn>HTMLFrameSetElement</dfn> : <span>HTMLElement</span> {
 
   <!-- END of section that's very similar to <iframe> -->
 
-  <p>Whenever the <code undefined data-x="attr-frame-name">name</code> attribute is set and the
-  <code>frame</code> element's <span>nested browsing context</span> is non-null, the <span>nested
-  browsing context</span>'s <span data-x="browsing context name">name</span> must be changed to the
-  new value. If the attribute is removed, the <span>browsing context name</span> must be set to the
-  empty string.</p>
-
   <p>The <code>frame</code> element must implement the <code>HTMLFrameElement</code> interface.</p>
 
   <pre><code class="idl" data-x="">[Exposed=Window,