CSSValue Immediates: Change CSSValue to an object instead of a pointer

Source/core/css/CSSImageValue.cpp

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2008 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,
@@ skipping 17 matching lines @@
 #include "core/fetch/ImageResource.h"
 #include "core/style/StyleFetchedImage.h"
 #include "core/style/StylePendingImage.h"
 #include "core/loader/MixedContentChecker.h"
 #include "platform/weborigin/KURL.h"
 #include "platform/weborigin/SecurityPolicy.h"
 
 namespace blink {
 
 CSSImageValue::CSSImageValue(const String& rawValue, const KURL& url, StyleImage* image)
-    : CSSValue(ImageClass)
+    : CSSValueObject(ImageClass)
     , m_relativeURL(rawValue)
     , m_absoluteURL(url.string())
     , m_image(image)
     , m_accessedImage(image)
 {
 }
 
 CSSImageValue::~CSSImageValue()
 {
 }
@@ skipping 62 matching lines @@
     return "url(" + quoteCSSURLIfNeeded(m_absoluteURL) + ")";
 }
 
 bool CSSImageValue::knownToBeOpaque(const LayoutObject* layoutObject) const
 {
     return m_image ? m_image->knownToBeOpaque(layoutObject) : false;
 }
 
 DEFINE_TRACE_AFTER_DISPATCH(CSSImageValue)
 {
-    CSSValue::traceAfterDispatch(visitor);
+    CSSValueObject::traceAfterDispatch(visitor);
 }
 
 void CSSImageValue::reResolveURL(const Document& document)
 {
     KURL url = document.completeURL(m_relativeURL);
     if (url == m_absoluteURL)
         return;
     m_absoluteURL = url.string();
     m_accessedImage = false;
     m_image.clear();
 }
 
 } // namespace blink