DEFINE_CSS_VALUE_TYPE_CASTS starts to use DEFINE_TYPE_CASTS

Source/core/css/CSSLineBoxContainValue.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 38 matching lines @@
     bool equals(const CSSLineBoxContainValue& other) const { return m_value == other.m_value; }
     LineBoxContain value() const { return m_value; }
 
 private:
     LineBoxContain m_value;
 
 private:
     explicit CSSLineBoxContainValue(LineBoxContain);
 };
 
-DEFINE_CSS_VALUE_TYPE_CASTS(LineBoxContainValue);
+DEFINE_CSS_VALUE_TYPE_CASTS(CSSLineBoxContainValue, isLineBoxContainValue());
 
 } // namespace
 
 #endif