workers: Rename WorkerThread to WorkerScript.

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
deleted file mode 100644
index 38352bd1ad6fdb55dd0929b8f73310c828f44454..0000000000000000000000000000000000000000
--- a/Source/core/workers/WorkerThread.h
+++ /dev/null
@@ -1,171 +0,0 @@
-/*
- * Copyright (C) 2008 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
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#ifndef WorkerThread_h
-#define WorkerThread_h
-
-#include "core/CoreExport.h"
-#include "core/dom/ExecutionContextTask.h"
-#include "core/frame/csp/ContentSecurityPolicy.h"
-#include "core/workers/WorkerGlobalScope.h"
-#include "core/workers/WorkerLoaderProxy.h"
-#include "platform/WebThreadSupportingGC.h"
-#include "platform/weborigin/SecurityOrigin.h"
-#include "wtf/Forward.h"
-#include "wtf/MessageQueue.h"
-#include "wtf/OwnPtr.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
-#include <v8.h>
-
-namespace blink {
-
-class WebWaitableEvent;
-class WorkerGlobalScope;
-class WorkerInspectorController;
-class WorkerReportingProxy;
-class WorkerSharedTimer;
-class WorkerThreadShutdownFinishTask;
-class WorkerThreadStartupData;
-class WorkerThreadTask;
-
-enum WorkerThreadStartMode {
-    DontPauseWorkerGlobalScopeOnStart,
-    PauseWorkerGlobalScopeOnStart
-};
-
-// TODO(sadrul): Rename to WorkerScript.
-class CORE_EXPORT WorkerThread : public RefCounted<WorkerThread> {
-public:
-    virtual ~WorkerThread();
-
-    virtual void start();
-    virtual void stop();
-
-    // Returns the thread this worker runs on. Some implementations can create
-    // a new thread on the first call (e.g. shared, dedicated workers), whereas
-    // some implementations can use an existing thread that is already being
-    // used by other workers (e.g.  compositor workers).
-    virtual WebThreadSupportingGC& backingThread() = 0;
-
-    virtual void didStartRunLoop();
-    virtual void didStopRunLoop();
-
-    v8::Isolate* isolate() const { return m_isolate; }
-
-    // Can be used to wait for this worker thread to shut down.
-    // (This is signalled on the main thread, so it's assumed to be waited on the worker context thread)
-    WebWaitableEvent* shutdownEvent() { return m_shutdownEvent.get(); }
-
-    WebWaitableEvent* terminationEvent() { return m_terminationEvent.get(); }
-    void terminateAndWait();
-    static void terminateAndWaitForAllWorkers();
-
-    bool isCurrentThread();
-    WorkerLoaderProxy* workerLoaderProxy() const
-    {
-        RELEASE_ASSERT(m_workerLoaderProxy);
-        return m_workerLoaderProxy.get();
-    }
-
-    WorkerReportingProxy& workerReportingProxy() const { return m_workerReportingProxy; }
-
-    void postTask(const WebTraceLocation&, PassOwnPtr<ExecutionContextTask>);
-    void postDebuggerTask(const WebTraceLocation&, PassOwnPtr<ExecutionContextTask>);
-
-    enum WaitMode { WaitForMessage, DontWaitForMessage };
-    MessageQueueWaitResult runDebuggerTask(WaitMode = WaitForMessage);
-
-    // These methods should be called if the holder of the thread is
-    // going to call runDebuggerTask in a loop.
-    void willEnterNestedLoop();
-    void didLeaveNestedLoop();
-
-    WorkerGlobalScope* workerGlobalScope() const { return m_workerGlobalScope.get(); }
-    bool terminated();
-
-    // Number of active worker threads.
-    static unsigned workerThreadCount();
-
-    PlatformThreadId platformThreadId();
-
-    void interruptAndDispatchInspectorCommands();
-    void setWorkerInspectorController(WorkerInspectorController*);
-
-protected:
-    WorkerThread(PassRefPtr<WorkerLoaderProxy>, WorkerReportingProxy&, PassOwnPtr<WorkerThreadStartupData>);
-
-    // Factory method for creating a new worker context for the thread.
-    virtual PassRefPtrWillBeRawPtr<WorkerGlobalScope> createWorkerGlobalScope(PassOwnPtr<WorkerThreadStartupData>) = 0;
-
-    virtual void postInitialize() { }
-
-    virtual v8::Isolate* initializeIsolate();
-    virtual void willDestroyIsolate();
-    virtual void destroyIsolate();
-    virtual void terminateV8Execution();
-
-private:
-    friend class WorkerSharedTimer;
-    friend class WorkerThreadShutdownFinishTask;
-
-    void stopInShutdownSequence();
-    void stopInternal();
-
-    void initialize();
-    void cleanup();
-    void idleHandler();
-    void postDelayedTask(PassOwnPtr<ExecutionContextTask>, long long delayMs);
-    void postDelayedTask(const WebTraceLocation&, PassOwnPtr<ExecutionContextTask>, long long delayMs);
-
-    bool m_started;
-    bool m_terminated;
-    MessageQueue<WorkerThreadTask> m_debuggerMessageQueue;
-    OwnPtr<WebThread::TaskObserver> m_microtaskRunner;
-
-    RefPtr<WorkerLoaderProxy> m_workerLoaderProxy;
-    WorkerReportingProxy& m_workerReportingProxy;
-
-    RefPtrWillBePersistent<WorkerInspectorController> m_workerInspectorController;
-    Mutex m_workerInspectorControllerMutex;
-
-    Mutex m_threadCreationMutex;
-    RefPtrWillBePersistent<WorkerGlobalScope> m_workerGlobalScope;
-    OwnPtr<WorkerThreadStartupData> m_startupData;
-
-    v8::Isolate* m_isolate;
-    OwnPtr<V8IsolateInterruptor> m_interruptor;
-
-    // Used to signal thread shutdown.
-    OwnPtr<WebWaitableEvent> m_shutdownEvent;
-
-    // Used to signal thread termination.
-    OwnPtr<WebWaitableEvent> m_terminationEvent;
-};
-
-} // namespace blink
-
-#endif // WorkerThread_h