Add TreeWalker blob.

src/components/script/dom/treewalker.rs

@@ -0,0 +1,35 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * 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::codegen::Bindings::TreeWalkerBinding;
+use dom::bindings::codegen::Bindings::TreeWalkerBinding::TreeWalkerMethods;
+use dom::bindings::global::GlobalRef;
+use dom::bindings::js::{JSRef, Temporary};
+use dom::bindings::utils::{Reflectable, Reflector, reflect_dom_object};
+
+#[deriving(Encodable)]
+pub struct TreeWalker {
+    pub reflector_: Reflector
+}
+
+impl TreeWalker {
+    pub fn new_inherited() -> TreeWalker {
+        TreeWalker {
+            reflector_: Reflector::new()
+        }
+    }
+
+    pub fn new(global: &GlobalRef) -> Temporary<TreeWalker> {
+        reflect_dom_object(box TreeWalker::new_inherited(), global, TreeWalkerBinding::Wrap)
+    }
+}
+
+impl<'a> TreeWalkerMethods for JSRef<'a, TreeWalker> {
+}
+
+impl Reflectable for TreeWalker {
+    fn reflector<'a>(&'a self) -> &'a Reflector {
+        &self.reflector_
+    }
+}

src/components/script/dom/webidls/TreeWalker.webidl

@@ -0,0 +1,23 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * 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/.
+ *
+ * The origin of this IDL file is
+ * http://dom.spec.whatwg.org/#interface-treewalker
+ */
+
+interface TreeWalker {
+  // [SameObject] readonly attribute Node root;
+  // readonly attribute unsigned long whatToShow;
+  // readonly attribute NodeFilter? filter;
+  //          attribute Node currentNode;
+
+  // Node? parentNode();
+  // Node? firstChild();
+  // Node? lastChild();
+  // Node? previousSibling();
+  // Node? nextSibling();
+  // Node? previousNode();
+  // Node? nextNode();
+};

src/components/script/script.rs

@@ -180,6 +180,7 @@ pub mod dom {
     pub mod progressevent;
     pub mod screen;
     pub mod text;
+    pub mod treewalker;
     pub mod uievent;
     pub mod urlsearchparams;
     pub mod validitystate;

src/test/content/test_interfaces.html

@@ -155,6 +155,7 @@ var interfaceNamesInGlobalScope = [
   "Screen",
   "TestBinding", // XXX
   "Text",
+  "TreeWalker",
   "UIEvent",
   "URLSearchParams",
   "ValidityState",