[css-animations][css-transitions] Link "event constructor" to editor's draft rather than repository.

Author: dbaron

css-animations/Overview.bs

@@ -23,6 +23,9 @@ At Risk: the <code>pseudoElement</code> property of the ''AnimationEvent'' inter
 Link Defaults: css-values-3 (type) <time>, cssom-1 (interface) cssstyledeclaration, dom-core-ls (interface) event, webidl (type) SyntaxError, css-position-3 (property) left
 Ignored Terms: domstring, float, animationeventinit, event, eventinit, eventtarget, document
 </pre>
+<pre class="anchors">
+url: http://w3c.github.io/dom/#constructing-events; type: dfn; text: event constructor;
+</pre>
 
 <h2 id="intro">
 Introduction</h2>
@@ -821,7 +824,7 @@ Attributes</h4>
 			target of the event is that element).
 	</dl>
 
-	<dfn>AnimationEvent(type, animationEventInitDict)</dfn> is an <a href="http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html#constructing-events">event constructor</a>.
+	<dfn>AnimationEvent(type, animationEventInitDict)</dfn> is an <a>event constructor</a>.
 
 <h3 id="event-animationevent">
 Types of <code>AnimationEvent</code></h3>