Remove needless '&self mut' from VirtualMethods trait.

1 files changed, 5 insertions, 5 deletions

diff --git a/src/components/script/dom/htmlobjectelement.rs b/src/components/script/dom/htmlobjectelement.rs
index a2bf1b317d3..51488190e8c 100644
--- a/src/components/script/dom/htmlobjectelement.rs
+++ b/src/components/script/dom/htmlobjectelement.rs
@@ -85,14 +85,14 @@ impl<'a> HTMLObjectElementMethods for JSRef<'a, HTMLObjectElement> {
 }
 
 impl<'a> VirtualMethods for JSRef<'a, HTMLObjectElement> {
-    fn super_type<'a>(&'a mut self) -> Option<&'a mut VirtualMethods:> {
-        let htmlelement: &mut JSRef<HTMLElement> = HTMLElementCast::from_mut_ref(self);
-        Some(htmlelement as &mut VirtualMethods:)
+    fn super_type<'a>(&'a self) -> Option<&'a VirtualMethods:> {
+        let htmlelement: &JSRef<HTMLElement> = HTMLElementCast::from_ref(self);
+        Some(htmlelement as &VirtualMethods:)
     }
 
-    fn after_set_attr(&mut self, name: DOMString, value: DOMString) {
+    fn after_set_attr(&self, name: DOMString, value: DOMString) {
         match self.super_type() {
-            Some(ref mut s) => s.after_set_attr(name.clone(), value),
+            Some(ref s) => s.after_set_attr(name.clone(), value),
             _ => (),
         }