diff --git a/components/script/dom/element.rs b/components/script/dom/element.rs
index 9da57d497f1..311d0500d3f 100644
--- a/components/script/dom/element.rs
+++ b/components/script/dom/element.rs
@@ -2152,10 +2152,6 @@ impl ElementMethods for Element {
     }
 }
 
-pub fn fragment_affecting_attributes() -> [LocalName; 3] {
-    [local_name!("width"), local_name!("height"), local_name!("src")]
-}
-
 impl VirtualMethods for Element {
     fn super_type(&self) -> Option<&VirtualMethods> {
         Some(self.upcast::<Node>() as &VirtualMethods)