[Experimental] CSSSerializer Proof-of-concept

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

 /*
  * Copyright (C) 2012 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 20 matching lines @@
 #include "platform/weborigin/Referrer.h"
 #include "wtf/Allocator.h"
 
 namespace blink {
 
 class Document;
 class StyleFetchedImageSet;
 
 class CSSImageSetValue : public CSSValueList {
 public:
-
     static PassRefPtrWillBeRawPtr<CSSImageSetValue> create()
     {
         return adoptRefWillBeNoop(new CSSImageSetValue());
     }
+    static PassRefPtrWillBeRawPtr<CSSImageSetValue> deserializeAfterDispatch(unsigned bitfields, CSSDeserializeStream* stream)
+    {
+        return adoptRefWillBeNoop(new CSSImageSetValue(bitfields, stream));
+    }
     ~CSSImageSetValue();
 
     bool isCachePending(float deviceScaleFactor) const;
     StyleFetchedImageSet* cachedImageSet(float deviceScaleFactor) const;
     StyleFetchedImageSet* cacheImageSet(Document*, float deviceScaleFactor, CrossOriginAttributeValue = CrossOriginAttributeNotSet);
 
     String customCSSText() const;
 
     struct ImageWithScale {
         DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
         String imageURL;
         Referrer referrer;
         float scaleFactor;
     };
 
     PassRefPtrWillBeRawPtr<CSSImageSetValue> valueWithURLsMadeAbsolute();
 
     bool hasFailedOrCanceledSubresources() const;
 
+    void serializeAfterDispatch(CSSSerializeStream*) const;
+
     DECLARE_TRACE_AFTER_DISPATCH();
 
 protected:
     ImageWithScale bestImageForScaleFactor(float scaleFactor);
 
 private:
     CSSImageSetValue();
+    CSSImageSetValue(unsigned bitfields, CSSDeserializeStream*);
 
     void fillImageSet();
     static inline bool compareByScaleFactor(ImageWithScale first, ImageWithScale second) { return first.scaleFactor < second.scaleFactor; }
 
     bool m_isCachePending;
     float m_cachedScaleFactor;
     RefPtrWillBeMember<StyleFetchedImageSet> m_cachedImageSet;
 
     Vector<ImageWithScale> m_imagesInSet;
 };
 
 DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageSetValue, isImageSetValue());
 
 } // namespace blink
 
 #endif // CSSImageSetValue_h