1 files changed, 5 insertions, 5 deletions
diff --git a/src/components/script/dom/htmltablesectionelement.rs b/src/components/script/dom/htmltablesectionelement.rs
index bf0bda484d6..2fc93212068 100644
--- a/src/components/script/dom/htmltablesectionelement.rs
+++ b/src/components/script/dom/htmltablesectionelement.rs
@@ -2,7 +2,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-use dom::bindings::utils::{DOMString, null_string, ErrorResult};
+use dom::bindings::utils::{DOMString, ErrorResult};
 use dom::htmlelement::HTMLElement;
 
 pub struct HTMLTableSectionElement {
@@ -14,28 +14,28 @@ impl HTMLTableSectionElement {
     }
 
     pub fn Align(&self) -> DOMString {
-        null_string
+        None
     }
 
     pub fn SetAlign(&mut self, _align: &DOMString, _rv: &mut ErrorResult) {
     }
 
     pub fn Ch(&self) -> DOMString {
-        null_string
+        None
     }
 
     pub fn SetCh(&mut self, _ch: &DOMString, _rv: &mut ErrorResult) {
     }
 
     pub fn ChOff(&self) -> DOMString {
-        null_string
+        None
     }
 
     pub fn SetChOff(&mut self, _ch_off: &DOMString, _rv: &mut ErrorResult) {
     }
 
     pub fn VAlign(&self) -> DOMString {
-        null_string
+        None
     }
 
     pub fn SetVAlign(&mut self, _v_align: &DOMString, _rv: &mut ErrorResult) {