diff --git a/complete.html b/complete.html
index 952f719752a..29074b793b6 100644
--- a/complete.html
+++ b/complete.html
@@ -298,7 +298,7 @@
 
   <header class=head id=head><p><a href=http://www.whatwg.org/ class=logo><img width=101 src=/images/logo alt=WHATWG height=101></a></p>
    <hgroup><h1 class=allcaps>HTML</h1>
-    <h2 class="no-num no-toc">Living Standard &mdash; Last Updated 25 January 2014</h2>
+    <h2 class="no-num no-toc">Living Standard &mdash; Last Updated 27 January 2014</h2>
    </hgroup><dl><dt><strong>Web developer edition:</strong></dt>
     <dd><strong><a href=http://developers.whatwg.org/>http://developers.whatwg.org/</a></strong></dd>
     <dt>Multiple-page version:</dt>
@@ -97578,8 +97578,8 @@ <h4 id=other-elements,-attributes-and-apis><span class=secno>15.3.4 </span>Other
   presence first. <a href=#refsECMA262>[ECMA262]</a></p>
 
   <hr><pre class=idl>partial interface <a href=#window id=Window-partial>Window</a> {
-  void <a href=#dom-window-captureevents title=dom-window-captureEvents>captureEvents</a>(long dummy);
-  void <a href=#dom-window-releaseevents title=dom-window-releaseEvents>releaseEvents</a>(long dummy);
+  void <a href=#dom-window-captureevents title=dom-window-captureEvents>captureEvents</a>();
+  void <a href=#dom-window-releaseevents title=dom-window-releaseEvents>releaseEvents</a>();
 };</pre>
 
   <p>The <dfn id=dom-window-captureevents title=dom-window-captureEvents><code>captureEvents()</code></dfn> and <dfn id=dom-window-releaseevents title=dom-window-releaseEvents><code>releaseEvents()</code></dfn> methods must do nothing.</p>
diff --git a/index b/index
index 952f719752a..29074b793b6 100644
--- a/index
+++ b/index
@@ -298,7 +298,7 @@
 
   <header class=head id=head><p><a href=http://www.whatwg.org/ class=logo><img width=101 src=/images/logo alt=WHATWG height=101></a></p>
    <hgroup><h1 class=allcaps>HTML</h1>
-    <h2 class="no-num no-toc">Living Standard &mdash; Last Updated 25 January 2014</h2>
+    <h2 class="no-num no-toc">Living Standard &mdash; Last Updated 27 January 2014</h2>
    </hgroup><dl><dt><strong>Web developer edition:</strong></dt>
     <dd><strong><a href=http://developers.whatwg.org/>http://developers.whatwg.org/</a></strong></dd>
     <dt>Multiple-page version:</dt>
@@ -97578,8 +97578,8 @@ if (s = prompt('What is your name?')) {
   presence first. <a href=#refsECMA262>[ECMA262]</a></p>
 
   <hr><pre class=idl>partial interface <a href=#window id=Window-partial>Window</a> {
-  void <a href=#dom-window-captureevents title=dom-window-captureEvents>captureEvents</a>(long dummy);
-  void <a href=#dom-window-releaseevents title=dom-window-releaseEvents>releaseEvents</a>(long dummy);
+  void <a href=#dom-window-captureevents title=dom-window-captureEvents>captureEvents</a>();
+  void <a href=#dom-window-releaseevents title=dom-window-releaseEvents>releaseEvents</a>();
 };</pre>
 
   <p>The <dfn id=dom-window-captureevents title=dom-window-captureEvents><code>captureEvents()</code></dfn> and <dfn id=dom-window-releaseevents title=dom-window-releaseEvents><code>releaseEvents()</code></dfn> methods must do nothing.</p>
diff --git a/source b/source
index f44615081f0..1a18ab61598 100644
--- a/source
+++ b/source
@@ -108766,8 +108766,8 @@ if (s = prompt('What is your name?')) {
   <hr>
 
   <pre class="idl">partial interface <span id="Window-partial">Window</span> {
-  void <span data-x="dom-window-captureEvents">captureEvents</span>(long dummy);
-  void <span data-x="dom-window-releaseEvents">releaseEvents</span>(long dummy);
+  void <span data-x="dom-window-captureEvents">captureEvents</span>();
+  void <span data-x="dom-window-releaseEvents">releaseEvents</span>();
 };</pre>
 
   <p>The <dfn data-x="dom-window-captureEvents"><code>captureEvents()</code></dfn> and <dfn