Change StyleResolverState.styleImage() to take a const CSSValue&

third_party/WebKit/Source/core/style/StyleGeneratedImage.cpp

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 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.
@@ skipping 12 matching lines @@
 
 #include "config.h"
 #include "core/style/StyleGeneratedImage.h"
 
 #include "core/css/CSSImageGeneratorValue.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/layout/LayoutObject.h"
 
 namespace blink {
 
-StyleGeneratedImage::StyleGeneratedImage(PassRefPtrWillBeRawPtr<CSSImageGeneratorValue> value)
-    : m_imageGeneratorValue(value)
+StyleGeneratedImage::StyleGeneratedImage(const CSSImageGeneratorValue& value)
+    : m_imageGeneratorValue(const_cast<CSSImageGeneratorValue*>(&value))
     , m_fixedSize(m_imageGeneratorValue->isFixedSize())
 {
     m_isGeneratedImage = true;
 }
 
 PassRefPtrWillBeRawPtr<CSSValue> StyleGeneratedImage::cssValue() const
 {
     return m_imageGeneratorValue.get();
 }
 
@@ skipping 54 matching lines @@
     return m_imageGeneratorValue->knownToBeOpaque(layoutObject);
 }
 
 DEFINE_TRACE(StyleGeneratedImage)
 {
     visitor->trace(m_imageGeneratorValue);
     StyleImage::trace(visitor);
 }
 
 }