1 files changed, 5 insertions, 3 deletions
diff --git a/components/script/dom/xmlhttprequesteventtarget.rs b/components/script/dom/xmlhttprequesteventtarget.rs
index 627e4882dde..20452261f94 100644
--- a/components/script/dom/xmlhttprequesteventtarget.rs
+++ b/components/script/dom/xmlhttprequesteventtarget.rs
@@ -8,8 +8,10 @@ use dom::bindings::codegen::InheritTypes::EventTargetCast;
 use dom::bindings::codegen::InheritTypes::XMLHttpRequestEventTargetDerived;
 use dom::eventtarget::{EventTarget, EventTargetTypeId};
 
-#[derive(JSTraceable, Copy, Clone, PartialEq, HeapSizeOf)]
+#[derive(Copy, Clone, PartialEq)]
 pub enum XMLHttpRequestEventTargetTypeId {
+    XMLHttpRequestEventTarget,
+
     XMLHttpRequest,
     XMLHttpRequestUpload,
 }
@@ -20,9 +22,9 @@ pub struct XMLHttpRequestEventTarget {
 }
 
 impl XMLHttpRequestEventTarget {
-    pub fn new_inherited(type_id: XMLHttpRequestEventTargetTypeId) -> XMLHttpRequestEventTarget {
+    pub fn new_inherited() -> XMLHttpRequestEventTarget {
         XMLHttpRequestEventTarget {
-            eventtarget: EventTarget::new_inherited(EventTargetTypeId::XMLHttpRequestEventTarget(type_id))
+            eventtarget: EventTarget::new_inherited()
         }
     }
 }