--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/JavaScriptCore/wtf/RefCountedLeakCounter.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,48 @@
+/*
+ *  Copyright (C) 2008 Apple Inc. All rights reserved.
+ *
+ *  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 RefCountedLeakCounter_h
+#define RefCountedLeakCounter_h
+ 
+#include "Assertions.h"
+#include "Threading.h"
+
+namespace WTF {
+    
+    struct RefCountedLeakCounter {
+        static void suppressMessages(const char*);
+        static void cancelMessageSuppression(const char*);
+        
+        explicit RefCountedLeakCounter(const char* description);
+        ~RefCountedLeakCounter();
+
+        void increment();
+        void decrement();
+
+#ifndef NDEBUG
+    private:
+        volatile int m_count;
+        const char* m_description;
+#endif
+    };
+
+}  // namespace WTF
+
+#endif