Add support for trait-based virtual methods on Nodes, and use it for before_remove_attr and after_set_attr.

1 files changed, 10 insertions, 2 deletions

diff --git a/src/components/script/dom/node.rs b/src/components/script/dom/node.rs
index d53c23ad5d2..2f3d1c99b67 100644
--- a/src/components/script/dom/node.rs
+++ b/src/components/script/dom/node.rs
@@ -8,7 +8,7 @@ use dom::attr::Attr;
 use dom::bindings::codegen::InheritTypes::{CommentCast, DocumentCast, DocumentTypeCast};
 use dom::bindings::codegen::InheritTypes::{ElementCast, TextCast, NodeCast};
 use dom::bindings::codegen::InheritTypes::{CharacterDataCast, NodeBase, NodeDerived};
-use dom::bindings::codegen::InheritTypes::ProcessingInstructionCast;
+use dom::bindings::codegen::InheritTypes::{ProcessingInstructionCast, EventTargetCast};
 use dom::bindings::codegen::NodeBinding::NodeConstants;
 use dom::bindings::js::JS;
 use dom::bindings::utils::{Reflectable, Reflector, reflect_dom_object};
@@ -22,8 +22,9 @@ use dom::documenttype::DocumentType;
 use dom::element::{Element, ElementTypeId, HTMLAnchorElementTypeId, IElement};
 use dom::eventtarget::{EventTarget, NodeTargetTypeId};
 use dom::nodelist::{NodeList};
-use dom::text::Text;
 use dom::processinginstruction::ProcessingInstruction;
+use dom::text::Text;
+use dom::virtualmethods::VirtualMethods;
 use dom::window::Window;
 use html::hubbub_html_parser::build_element_from_tag;
 use layout_interface::{LayoutChan, ReapLayoutDataMsg, UntrustedNodeAddress};
@@ -1834,3 +1835,10 @@ pub fn window_from_node<T: NodeBase>(derived: &JS<T>) -> JS<Window> {
     let document: JS<Document> = document_from_node(derived);
     document.get().window.clone()
 }
+
+impl VirtualMethods for JS<Node> {
+    fn super_type(&self) -> Option<~VirtualMethods:> {
+        let eventtarget: JS<EventTarget> = EventTargetCast::from(self);
+        Some(~eventtarget as ~VirtualMethods:)
+    }
+}