Import wpt@3bd204d7e86fd81e98e63f4ce59b95d98bad1c54

third_party/WebKit/LayoutTests/external/wpt/workers/interfaces.idl

 // -----------------------------------------------------------------------------
 // DOM
 // -----------------------------------------------------------------------------
 [Exposed=(Window,Worker)]
 interface EventTarget {
   void addEventListener(DOMString type, EventListener? callback, optional boolean capture = false);
   void removeEventListener(DOMString type, EventListener? callback, optional boolean capture = false);
   boolean dispatchEvent(Event event);
 };
 
 callback interface EventListener {
   void handleEvent(Event event);
 };
 
 // -----------------------------------------------------------------------------
 // HTML
 // -----------------------------------------------------------------------------
 [TreatNonCallableAsNull]
 callback EventHandlerNonNull = any (Event event);
 typedef EventHandlerNonNull? EventHandler;
 
 [TreatNonCallableAsNull]
 callback OnErrorEventHandlerNonNull = any ((Event or DOMString) event, optional DOMString source, optional unsigned long lineno, optional unsigned long column, optional any error);
 typedef OnErrorEventHandlerNonNull? OnErrorEventHandler;
 
 [Exposed=Worker]
 interface WorkerGlobalScope : EventTarget {
   readonly attribute WorkerGlobalScope self;
   readonly attribute WorkerLocation location;
+  readonly attribute WorkerNavigator navigator;
 
-  void close();
+  void importScripts(DOMString... urls);
+
   attribute OnErrorEventHandler onerror;
-  attribute EventHandler onlanguagechange;
+
   attribute EventHandler onoffline;
   attribute EventHandler ononline;
 };
 
 [Global=(Worker,DedicatedWorker),Exposed=DedicatedWorker]
 /*sealed*/ interface DedicatedWorkerGlobalScope : WorkerGlobalScope {
   void postMessage(any message, optional sequence<Transferable> transfer);
+  void close();
   attribute EventHandler onmessage;
 };
 
-//[Exposed=Worker]
-partial interface WorkerGlobalScope { // not obsolete
-  void importScripts(DOMString... urls);
-  readonly attribute WorkerNavigator navigator;
-};
 WorkerGlobalScope implements WindowTimers;
 WorkerGlobalScope implements WindowBase64;
 
 [NoInterfaceObject, Exposed=(Window,Worker)]
 interface WindowTimers {
   long setTimeout(Function handler, optional long timeout = 0, any... arguments);
   long setTimeout(DOMString handler, optional long timeout = 0, any... arguments);
   void clearTimeout(optional long handle = 0);
   long setInterval(Function handler, optional long timeout = 0, any... arguments);
   long setInterval(DOMString handler, optional long timeout = 0, any... arguments);
@@ skipping 38 matching lines @@
   stringifier readonly attribute USVString href;
   readonly attribute USVString origin;
   readonly attribute USVString protocol;
   readonly attribute USVString host;
   readonly attribute USVString hostname;
   readonly attribute USVString port;
   readonly attribute USVString pathname;
   readonly attribute USVString search;
   readonly attribute USVString hash;
 };