Replace ASSERT, ASSERT_NOT_REACHED, and RELEASE_ASSERT in core/css/

third_party/WebKit/Source/core/css/CSSImageValue.h

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2008, 2012 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 38 matching lines @@
                                StyleImage* image = 0) {
     return new CSSImageValue(rawValue, url, image);
   }
   static CSSImageValue* create(const AtomicString& absoluteURL) {
     return new CSSImageValue(absoluteURL);
   }
   ~CSSImageValue();
 
   bool isCachePending() const { return !m_cachedImage; }
   StyleImage* cachedImage() const {
-    ASSERT(!isCachePending());
+    DCHECK(!isCachePending());
     return m_cachedImage.get();
   }
   StyleImage* cacheImage(
       const Document&,
       CrossOriginAttributeValue = CrossOriginAttributeNotSet);
 
   const String& url() const { return m_absoluteURL; }
 
   void setReferrer(const Referrer& referrer) { m_referrer = referrer; }
   const Referrer& referrer() const { return m_referrer; }
@@ skipping 28 matching lines @@
   // Cached image data.
   mutable AtomicString m_absoluteURL;
   mutable Member<StyleImage> m_cachedImage;
 };
 
 DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageValue, isImageValue());
 
 }  // namespace blink
 
 #endif  // CSSImageValue_h