auto merge of #3905 : Ms2ger/servo/prefix-create, r=jdm

components/script/dom/create.rs

@@ -83,7 +83,7 @@ pub fn create_element(name: QualName, prefix: Option<DOMString>,
                       document: JSRef<Document>, creator: ElementCreator)
                       -> Temporary<Element> {
     if name.ns != ns!(HTML) {
-        return Element::new(name.local.as_slice().to_string(), name.ns, None, document);
+        return Element::new(name.local.as_slice().to_string(), name.ns, prefix, document);
     }
 
     macro_rules! make(

components/script/dom/document.rs

@@ -571,14 +571,9 @@ impl<'a> DocumentMethods for JSRef<'a, Document> {
             _ => {}
         }
 
-        if ns == ns!(HTML) {
+        let name = QualName::new(ns, Atom::from_slice(local_name_from_qname));
-            let name = QualName::new(ns!(HTML), Atom::from_slice(local_name_from_qname));
+        Ok(Element::create(name, prefix_from_qname.map(|s| s.to_string()), self,
-            Ok(Element::create(name, prefix_from_qname.map(|s| s.to_string()), self,
+                           ScriptCreated))
-                               ScriptCreated))
-        } else {
-            Ok(Element::new(local_name_from_qname.to_string(), ns,
-                            prefix_from_qname.map(|s| s.to_string()), self))
-        }
     }
 
     // http://dom.spec.whatwg.org/#dom-document-createdocumentfragment

tests/wpt/metadata/dom/nodes/Node-cloneNode.html.ini

@@ -1,5 +0,0 @@
-[Node-cloneNode.html]
-  type: testharness
-  [Prefixed non-HTML element]
-    expected: FAIL
-