Remove UnusedParam.h

Source/wtf/UnusedParam.h

Index: Source/wtf/UnusedParam.h
diff --git a/Source/wtf/UnusedParam.h b/Source/wtf/UnusedParam.h
deleted file mode 100644
index ae688e1baa7b9be2dde46c6bd6b207173adf4f4e..0000000000000000000000000000000000000000
--- a/Source/wtf/UnusedParam.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- *  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
-
-#define UNUSED_PARAM(variable) (void)variable
-
-#endif /* WTF_UnusedParam_h */