Fix #514 Remove deprecated registerContentHandler

Now removed from HTML Living standard

Author: dstorey

scripts/9/data.js

@@ -2448,7 +2448,7 @@ var tests = [
 													]
 									},
 
-									'<strong>Content and Scheme handlers</strong>',
+									'<strong>Scheme handlers</strong>',
 
 									{
 										id:			'registerProtocolHandler',
@@ -2458,14 +2458,6 @@ var tests = [
 														[ 'w3c', 'http://www.w3.org/TR/html5/webappapis.html#custom-handlers' ],
 														[ 'mdn', '/Web-based_protocol_handlers' ]
 													]
-									}, {
-										id:			'registerContentHandler',
-										name: 		'Custom content handlers',
-										value:		1,
-										urls:		[
-														[ 'w3c', 'http://www.w3.org/TR/html5/webappapis.html#custom-handlers' ],
-														[ 'mdn', '/Web/API/Navigator/registerContentHandler' ]
-													]
 									}
 								]
 					}, {

scripts/9/engine.js

@@ -3473,17 +3473,6 @@ Test9 = (function () {
             });
         },
 
-
-        /* registerContentHandler */
-
-        function (results) {
-            results.addItem({
-                key: 'offline.registerContentHandler',
-                passed: !!window.navigator.registerContentHandler
-            });
-        },
-
-
         /* session storage */
 
         function (results) {