1 files changed, 4 insertions, 3 deletions
diff --git a/src/components/script/html/hubbub_html_parser.rs b/src/components/script/html/hubbub_html_parser.rs
index da9adf01680..c25a2fe7b11 100644
--- a/src/components/script/html/hubbub_html_parser.rs
+++ b/src/components/script/html/hubbub_html_parser.rs
@@ -9,6 +9,7 @@ use dom::htmlheadingelement::{Heading1, Heading2, Heading3, Heading4, Heading5,
 use dom::htmliframeelement::IFrameSize;
 use dom::htmlformelement::HTMLFormElement;
 use dom::namespace;
+use dom::namespace::Null;
 use dom::node::{AbstractNode, ElementNodeTypeId};
 use dom::types::*;
 use html::cssparse::{InlineProvenance, StylesheetProvenance, UrlProvenance, spawn_css_parser};
@@ -347,7 +348,7 @@ pub fn parse_html(cx: *JSContext,
                 // Handle CSS style sheets from <link> elements
                 ElementNodeTypeId(HTMLLinkElementTypeId) => {
                     do node.with_imm_element |element| {
-                        match (element.get_attr(None, "rel"), element.get_attr(None, "href")) {
+                        match (element.get_attr(Null, "rel"), element.get_attr(Null, "href")) {
                             (Some(rel), Some(href)) => {
                                 if "stylesheet" == rel {
                                     debug!("found CSS stylesheet: {:s}", href);
@@ -366,7 +367,7 @@ pub fn parse_html(cx: *JSContext,
                         let iframe_chan = iframe_chan.take();
                         let sandboxed = iframe_element.is_sandboxed();
                         let elem = &mut iframe_element.htmlelement.element;
-                        let src_opt = elem.get_attr(None, "src").map(|x| x.to_str());
+                        let src_opt = elem.get_attr(Null, "src").map(|x| x.to_str());
                         for src in src_opt.iter() {
                             let iframe_url = make_url(src.clone(), Some(url2.clone()));
                             iframe_element.frame = Some(iframe_url.clone());
@@ -462,7 +463,7 @@ pub fn parse_html(cx: *JSContext,
             unsafe {
                 let scriptnode: AbstractNode = NodeWrapping::from_hubbub_node(script);
                 do scriptnode.with_imm_element |script| {
-                    match script.get_attr(None, "src") {
+                    match script.get_attr(Null, "src") {
                         Some(src) => {
                             debug!("found script: {:s}", src);
                             let new_url = make_url(src.to_str(), Some(url3.clone()));