Oilpan: Prepare moving InspectorController and InspectorAgents to oilpan.

Source/core/workers/WorkerThread.h

Index: Source/core/workers/WorkerThread.h
diff --git a/Source/core/workers/WorkerThread.h b/Source/core/workers/WorkerThread.h
index 8d0f409fcb125324cf9b136bcdd26a45e875f9d1..d00ee1a139bbb98cf3cee91a5f104bdc67587242 100644
--- a/Source/core/workers/WorkerThread.h
+++ b/Source/core/workers/WorkerThread.h
@@ -47,6 +47,7 @@ namespace WebCore {
     class WorkerLoaderProxy;
     class WorkerReportingProxy;
     class WorkerThreadStartupData;
+    class WorkerDebuggerAgent;
 
     enum WorkerThreadStartMode { DontPauseWorkerGlobalScopeOnStart, PauseWorkerGlobalScopeOnStart };
 
@@ -72,6 +73,10 @@ namespace WebCore {
         NotificationClient* getNotificationClient() { return m_notificationClient; }
         void setNotificationClient(NotificationClient* client) { m_notificationClient = client; }
 
+        WorkerGlobalScope* workerGlobalScope() { return m_workerGlobalScope.get(); }
+
+        void interruptAndDispatchInspectorCommands();
+
     protected:
         WorkerThread(WorkerLoaderProxy&, WorkerReportingProxy&, PassOwnPtrWillBeRawPtr<WorkerThreadStartupData>);
 
@@ -81,8 +86,6 @@ namespace WebCore {
         // Executes the event loop for the worker thread. Derived classes can override to perform actions before/after entering the event loop.
         virtual void runEventLoop();
 
-        WorkerGlobalScope* workerGlobalScope() { return m_workerGlobalScope.get(); }
-
     private:
         // Static function executed as the core routine on the new thread. Passed a pointer to a WorkerThread object.
         static void workerThreadStart(void*);
@@ -96,6 +99,7 @@ namespace WebCore {
 
         RefPtrWillBePersistent<WorkerGlobalScope> m_workerGlobalScope;
         Mutex m_threadCreationMutex;
+        Mutex m_threadShutdownMutex;
 
         OwnPtrWillBePersistent<WorkerThreadStartupData> m_startupData;