replace COMPILE_ASSERT with static assert in wtf/

Source/wtf/TypeTraits.h

  /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2009, 2010 Google 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,
@@ skipping 25 matching lines @@
     //
     //   IsSameType<T, U>::value
     //
     //   RemovePointer<T>::Type
     //   RemoveReference<T>::Type
     //   RemoveConst<T>::Type
     //   RemoveVolatile<T>::Type
     //   RemoveConstVolatile<T>::Type
     //   RemoveExtent<T>::Type
     //
-    //   COMPILE_ASSERT's in TypeTraits.cpp illustrate their usage and what they do.
+    //   static_assert's in TypeTraits.cpp illustrate their usage and what they do.
 
     template<bool Predicate, class T = void> struct EnableIf;
     template<class T> struct EnableIf<true, T> { typedef T Type; };
 
     template<typename T> struct IsInteger           { static const bool value = false; };
     template<> struct IsInteger<bool>               { static const bool value = true; };
     template<> struct IsInteger<char>               { static const bool value = true; };
     template<> struct IsInteger<signed char>        { static const bool value = true; };
     template<> struct IsInteger<unsigned char>      { static const bool value = true; };
     template<> struct IsInteger<short>              { static const bool value = true; };
@@ skipping 289 matching lines @@
 };
 
 template<typename T, typename U>
 struct NeedsTracing<std::pair<T, U> > {
     static const bool value = NeedsTracing<T>::value || NeedsTracing<U>::value || IsWeak<T>::value || IsWeak<U>::value;
 };
 
 } // namespace WTF
 
 #endif // TypeTraits_h