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diff --git a/Source/JavaScriptCore/wtf/UnusedParam.h b/Source/JavaScriptCore/wtf/UnusedParam.h
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+++ b/Source/JavaScriptCore/wtf/UnusedParam.h
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+/*
+ *  Copyright (C) 2006 Apple Computer, Inc.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public License
+ *  along with this library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef WTF_UnusedParam_h
+#define WTF_UnusedParam_h
+
+/* don't use this for C++, it should only be used in plain C files or
+   ObjC methods, where leaving off the parameter name is not allowed. */
+
+#include "Platform.h"
+
+#if COMPILER(INTEL) && !OS(WINDOWS) || COMPILER(RVCT)
+template<typename T>
+inline void unusedParam(T& x) { (void)x; }
+#define UNUSED_PARAM(variable) unusedParam(variable)
+#else
+#define UNUSED_PARAM(variable) (void)variable
+#endif
+
+#endif /* WTF_UnusedParam_h */