Adding window.onstorage EventHandler

components/script/dom/htmlbodyelement.rs

@@ -83,6 +83,18 @@ impl HTMLBodyElementMethods for HTMLBodyElement {
         let win = window_from_node(self);
         win.r().SetOnunload(listener)
     }
+
+    // https://html.spec.whatwg.org/multipage/#the-body-element
+    fn GetOnstorage(&self) -> Option<Rc<EventHandlerNonNull>> {
+        let win = window_from_node(self);
+        win.r().GetOnstorage()
+    }
+
+    // https://html.spec.whatwg.org/multipage/#the-body-element
+    fn SetOnstorage(&self, listener: Option<Rc<EventHandlerNonNull>>) {
+        let win = window_from_node(self);
+        win.r().SetOnstorage(listener)
+    }
 }
 
 

components/script/dom/webidls/EventHandler.webidl

@@ -36,6 +36,7 @@ interface GlobalEventHandlers {
 [NoInterfaceObject]
 interface WindowEventHandlers {
            attribute EventHandler onunload;
+           attribute EventHandler onstorage;
 };
 
 // The spec has |attribute OnErrorEventHandler onerror;| on

components/script/dom/window.rs

@@ -513,6 +513,9 @@ impl WindowMethods for Window {
     // https://html.spec.whatwg.org/multipage/#handler-window-onunload
     event_handler!(unload, GetOnunload, SetOnunload);
 
+    // https://html.spec.whatwg.org/multipage/#handler-window-onstorage
+    event_handler!(storage, GetOnstorage, SetOnstorage);
+
     // https://html.spec.whatwg.org/multipage/#handler-onerror
     error_event_handler!(error, GetOnerror, SetOnerror);