--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/platform/NotImplemented.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2007 Apple Computer, 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 NotImplemented_h
+#define NotImplemented_h
+
+#include "Logging.h"
+#include <wtf/Assertions.h>
+
+#if PLATFORM(GTK) || PLATFORM(EFL)
+    #define supressNotImplementedWarning() getenv("DISABLE_NI_WARNING")
+#elif PLATFORM(QT)
+    #include <QByteArray>
+    #define supressNotImplementedWarning() !qgetenv("DISABLE_NI_WARNING").isEmpty()
+#else
+    #define supressNotImplementedWarning() false
+#endif
+
+#if defined(NDEBUG)
+    #define notImplemented() ((void)0)
+#else
+
+#define notImplemented() do { \
+        static bool havePrinted = false; \
+        if (!havePrinted && !supressNotImplementedWarning()) { \
+            WTFLogVerbose(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, &::WebCore::LogNotYetImplemented, "UNIMPLEMENTED: "); \
+            havePrinted = true; \
+        } \
+    } while (0)
+
+#endif // NDEBUG
+
+#endif // NotImplemented_h