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

third_party/WebKit/Source/core/css/CSSCursorImageValue.cpp

 /*
  * Copyright (C) 2006 Rob Buis <buis@kde.org>
  *           (C) 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 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 106 matching lines @@
 }
 
 bool CSSCursorImageValue::isCachePending(float deviceScaleFactor) const
 {
     // Need to delegate completely so that changes in device scale factor can be handled appropriately.
     if (m_imageValue->isImageSetValue())
         return toCSSImageSetValue(*m_imageValue).isCachePending(deviceScaleFactor);
     return m_isCachePending;
 }
 
-StyleImage* CSSCursorImageValue::cachedImage(float deviceScaleFactor)
+StyleImage* CSSCursorImageValue::cachedImage(float deviceScaleFactor) const
 {
     ASSERT(!isCachePending(deviceScaleFactor));
 
     if (m_imageValue->isImageSetValue())
         return toCSSImageSetValue(*m_imageValue).cachedImageSet(deviceScaleFactor);
     return m_cachedImage.get();
 }
 
 StyleImage* CSSCursorImageValue::cacheImage(Document* document, float deviceScaleFactor)
 {
@@ skipping 63 matching lines @@
 }
 
 DEFINE_TRACE_AFTER_DISPATCH(CSSCursorImageValue)
 {
     visitor->trace(m_imageValue);
     visitor->trace(m_cachedImage);
     CSSValue::traceAfterDispatch(visitor);
 }
 
 } // namespace blink