Removing a bunch of unused platform code.

Source/WebCore/platform/NotImplemented.h

 /*
  * 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
@@ skipping 10 matching lines @@
  * 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 <wtf/Assertions.h>
 
-#if PLATFORM(GTK)
-    #define supressNotImplementedWarning() getenv("DISABLE_NI_WARNING")
-#elif PLATFORM(QT)
-    #include <QByteArray>
-    #define supressNotImplementedWarning() !qgetenv("DISABLE_NI_WARNING").isEmpty()
-#else
-    #define supressNotImplementedWarning() false
-#endif
-
 #if LOG_DISABLED
     #define notImplemented() ((void)0)
 #else
 
 namespace WebCore {
 WTFLogChannel* notImplementedLoggingChannel();
 }
 
 #define notImplemented() do { \
         static bool havePrinted = false; \
         if (!havePrinted && !supressNotImplementedWarning()) { \
             WTFLogVerbose(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, WebCore::notImplementedLoggingChannel(), "UNIMPLEMENTED: "); \
             havePrinted = true; \
         } \
     } while (0)
 
 #endif // NDEBUG
 
 #endif // NotImplemented_h