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diff --git a/WebCore/bindings/js/JSCallbackData.h b/WebCore/bindings/js/JSCallbackData.h
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-/*
- * Copyright (C) 2007, 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
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- * its contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 JSCallbackData_h
-#define JSCallbackData_h
-
-#include "JSDOMBinding.h"
-#include "JSDOMGlobalObject.h"
-#include "ScriptExecutionContext.h"
-#include <runtime/JSObject.h>
-#include <runtime/Protect.h>
-#include <wtf/Threading.h>
-
-namespace WebCore {
-
-// We have to clean up this data on the context thread because unprotecting a
-// JSObject on the wrong thread without synchronization would corrupt the heap
-// (and synchronization would be slow).
-
-class JSCallbackData {
-public:
- static void deleteData(void*);
-
- JSCallbackData(JSC::JSObject* callback, JSDOMGlobalObject* globalObject)
- : m_callback(callback)
- , m_globalObject(globalObject)
-#ifndef NDEBUG
- , m_thread(currentThread())
-#endif
- {
- }
-
- ~JSCallbackData()
- {
- ASSERT(m_thread == currentThread());
- }
-
- JSC::JSObject* callback() { return m_callback.get(); }
- JSDOMGlobalObject* globalObject() { return m_globalObject.get(); }
-
- JSC::JSValue invokeCallback(JSC::MarkedArgumentBuffer&, bool* raisedException = 0);
-
-private:
- JSC::ProtectedPtr<JSC::JSObject> m_callback;
- JSC::ProtectedPtr<JSDOMGlobalObject> m_globalObject;
-#ifndef NDEBUG
- ThreadIdentifier m_thread;
-#endif
-};
-
-class DeleteCallbackDataTask : public ScriptExecutionContext::Task {
-public:
- static PassOwnPtr<DeleteCallbackDataTask> create(JSCallbackData* data)
- {
- return new DeleteCallbackDataTask(data);
- }
-
- virtual void performTask(ScriptExecutionContext*)
- {
- delete m_data;
- }
- virtual bool isCleanupTask() const { return true; }
-private:
-
- DeleteCallbackDataTask(JSCallbackData* data) : m_data(data) {}
-
- JSCallbackData* m_data;
-};
-
-} // namespace WebCore
-
-#endif // JSCallbackData_h