Move Source/WTF/wtf to Source/wtf

Source/wtf/Functional.h

 /*
  * Copyright (C) 2011 Apple 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 762 matching lines @@
 {
     return Function<typename FunctionWrapper<FunctionType>::ResultType ()>(adoptRef(new BoundFunctionImpl<FunctionWrapper<FunctionType>, typename FunctionWrapper<FunctionType>::ResultType (A1, A2, A3, A4, A5, A6)>(FunctionWrapper<FunctionType>(function), a1, a2, a3, a4, a5, a6)));
 }
 
 }
 
 using WTF::Function;
 using WTF::bind;
 
 #endif // WTF_Functional_h