Update specification URLs in XMLHttpRequest/. 
diff --git a/XMLHttpRequest/open-method-case-sensitive.htm b/XMLHttpRequest/open-method-case-sensitive.htm index 767ad25..270e32d 100644 --- a/XMLHttpRequest/open-method-case-sensitive.htm +++ b/XMLHttpRequest/open-method-case-sensitive.htm 
@@ -4,7 +4,7 @@  <title>XMLHttpRequest: open() - case-sensitive methods test</title>  <script src="/resources/testharness.js"></script>  <script src="/resources/testharnessreport.js"></script> - <link rel="help" href="http://dvcs.w3.org/hg/xhr/raw-file/tip/Overview.html#the-open()-method" data-tested-assertations="following::ol/li[5]" /> + <link rel="help" href="https://xhr.spec.whatwg.org/#the-open()-method" data-tested-assertations="following::ol/li[5]" />  </head>  <body>  <div id="log"></div>