Implement Location.replace

components/script/dom/location.rs

@@ -62,6 +62,18 @@ impl LocationMethods for Location {
     fn Reload(&self) {
         self.window.load_url(self.get_url(), true, true, None);
     }
+
+    // https://html.spec.whatwg.org/multipage/#dom-location-replace
+    fn Replace(&self, url: USVString) -> ErrorResult {
+        // TODO: per spec, we should use the _API base URL_ specified by the
+        //       _entry settings object_.
+        let base_url = self.window.get_url();
+        if let Ok(url) = base_url.join(&url.0) {
+            self.window.load_url(url, true, false, None);
+            Ok(())
+        } else {
+            Err(Error::Syntax)
+        }
     }
 
     // https://html.spec.whatwg.org/multipage/#dom-location-hash

components/script/dom/webidls/Location.webidl

@@ -16,7 +16,8 @@
 
   [Throws]
   void assign(USVString url);
-  //void replace(USVString url);
+  [Throws]
+  void replace(USVString url);
   void reload();
 
   //[SameObject] readonly attribute USVString[] ancestorOrigins;

components/script/dom/window.rs

@@ -1589,7 +1589,6 @@ impl Window {
             js_runtime: DOMRefCell::new(Some(runtime.clone())),
             bluetooth_thread: bluetooth_thread,
             page_clip_rect: Cell::new(max_rect()),
-            fragment_name: DOMRefCell::new(None),
             resize_event: Cell::new(None),
             layout_chan: layout_chan,
             layout_rpc: layout_rpc,