replace COMPILE_ASSERT with static assert in wtf/

Source/wtf/PassRefPtr.h

 /*
  *  Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple 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,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 75 matching lines @@
         // This conversion operator allows implicit conversion to bool but not to other integer types.
         typedef T* (PassRefPtr::*UnspecifiedBoolType);
         operator UnspecifiedBoolType() const { return m_ptr ? &PassRefPtr::m_ptr : 0; }
 
         friend PassRefPtr adoptRef<T>(T*);
 
     private:
         enum AdoptRefTag { AdoptRef };
         PassRefPtr(T* ptr, AdoptRefTag) : m_ptr(ptr) { }
 
-        PassRefPtr& operator=(const PassRefPtr&) { COMPILE_ASSERT(!sizeof(T*), PassRefPtr_should_never_be_assigned_to); return *this; }
+        PassRefPtr& operator=(const PassRefPtr&) { static_assert(!sizeof(T*), "PassRefPtr should never be assigned to"); return *this; }
 
         mutable T* m_ptr;
     };
 
     template<typename T> template<typename U> inline PassRefPtr<T>::PassRefPtr(const RefPtr<U>& o, EnsurePtrConvertibleArgDefn(U, T))
         : m_ptr(o.get())
     {
         T* ptr = m_ptr;
         refIfNotNull(ptr);
     }
@@ skipping 91 matching lines @@
         return p.get();
     }
 
 } // namespace WTF
 
 using WTF::PassRefPtr;
 using WTF::adoptRef;
 using WTF::static_pointer_cast;
 
 #endif // WTF_PassRefPtr_h