Introduce ExecutionContextClient

Source/core/workers/WorkerGlobalScope.h

 /*
  * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 40 matching lines @@
     class DOMURL;
     class ExceptionState;
     class ScheduledAction;
     class WorkerClients;
     class WorkerConsole;
     class WorkerInspectorController;
     class WorkerLocation;
     class WorkerNavigator;
     class WorkerThread;
 
-    class WorkerGlobalScope : public RefCounted<WorkerGlobalScope>, public ScriptWrappable, public ExecutionContext, public WorkerSupplementable, public EventTargetWithInlineData {
+    class WorkerGlobalScope : public RefCounted<WorkerGlobalScope>, public ScriptWrappable, public ExecutionContext, public ExecutionContextClient, public WorkerSupplementable, public EventTargetWithInlineData {
     public:
         virtual ~WorkerGlobalScope();
 
         virtual bool isWorkerGlobalScope() const OVERRIDE { return true; }
 
         virtual ExecutionContext* executionContext() const OVERRIDE;
 
         virtual bool isSharedWorkerGlobalScope() const { return false; }
         virtual bool isDedicatedWorkerGlobalScope() const { return false; }
 
         const KURL& url() const { return m_url; }
         KURL completeURL(const String&) const;
 
         virtual String userAgent(const KURL&) const;
-
         virtual void disableEval(const String& errorMessage) OVERRIDE;
 
         WorkerScriptController* script() { return m_script.get(); }
         void clearScript() { m_script.clear(); }
         void clearInspector();
 
         WorkerThread* thread() const { return m_thread; }
 
         virtual void postTask(PassOwnPtr<ExecutionContextTask>) OVERRIDE; // Executes the task on context's thread asynchronously.
 
         // WorkerGlobalScope
         WorkerGlobalScope* self() { return this; }
         WorkerConsole* console();
         WorkerLocation* location() const;
         void close();
 
         DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
 
         // WorkerUtils
         virtual void importScripts(const Vector<String>& urls, ExceptionState&);
         WorkerNavigator* navigator() const;
 
-        // ExecutionContext
+        // ExecutionContextClient
         virtual WorkerEventQueue* eventQueue() const OVERRIDE;
 
         virtual bool isContextThread() const OVERRIDE;
         virtual bool isJSExecutionForbidden() const OVERRIDE;
 
+        virtual double timerAlignmentInterval() const OVERRIDE;
+
         WorkerInspectorController* workerInspectorController() { return m_workerInspectorController.get(); }
         // These methods are used for GC marking. See JSWorkerGlobalScope::visitChildrenVirtual(SlotVisitor&) in
         // JSWorkerGlobalScopeCustom.cpp.
         WorkerConsole* optionalConsole() const { return m_console.get(); }
         WorkerNavigator* optionalNavigator() const { return m_navigator.get(); }
         WorkerLocation* optionalLocation() const { return m_location.get(); }
 
         using RefCounted<WorkerGlobalScope>::ref;
         using RefCounted<WorkerGlobalScope>::deref;
 
@@ skipping 24 matching lines @@
     protected:
         WorkerGlobalScope(const KURL&, const String& userAgent, WorkerThread*, double timeOrigin, PassOwnPtr<WorkerClients>);
         void applyContentSecurityPolicyFromString(const String& contentSecurityPolicy, ContentSecurityPolicy::HeaderType);
 
         virtual void logExceptionToConsole(const String& errorMessage, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtr<ScriptCallStack>) OVERRIDE;
         void addMessageToWorkerConsole(MessageSource, MessageLevel, const String& message, const String& sourceURL, unsigned lineNumber, PassRefPtr<ScriptCallStack>, ScriptState*);
 
     private:
         virtual void refExecutionContext() OVERRIDE { ref(); }
         virtual void derefExecutionContext() OVERRIDE { deref(); }
+        virtual PassOwnPtr<LifecycleNotifier> createLifecycleNotifier() OVERRIDE;
 
         virtual void refEventTarget() OVERRIDE { ref(); }
         virtual void derefEventTarget() OVERRIDE { deref(); }
 
         virtual const KURL& virtualURL() const OVERRIDE;
         virtual KURL virtualCompleteURL(const String&) const;
 
         virtual void addMessage(MessageSource, MessageLevel, const String& message, const String& sourceURL, unsigned lineNumber, ScriptState* = 0) OVERRIDE;
 
         virtual EventTarget* errorEventTarget() OVERRIDE;
@@ skipping 23 matching lines @@
 
 inline WorkerGlobalScope* toWorkerGlobalScope(ExecutionContext* context)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(!context || context->isWorkerGlobalScope());
     return static_cast<WorkerGlobalScope*>(context);
 }
 
 } // namespace WebCore
 
 #endif // WorkerGlobalScope_h