Remove many attributes.

sky/engine/core/html/HTMLImageElement.h

Index: sky/engine/core/html/HTMLImageElement.h
diff --git a/sky/engine/core/html/HTMLImageElement.h b/sky/engine/core/html/HTMLImageElement.h
index f664042925c0ed17d03c39743b6b0deb8f24dd32..07b9d98b3787f502d21147405007990938bfcd62 100644
--- a/sky/engine/core/html/HTMLImageElement.h
+++ b/sky/engine/core/html/HTMLImageElement.h
@@ -54,12 +54,8 @@ public:
     int naturalHeight() const;
     const String& currentSrc() const;
 
-    bool isServerMap() const;
-
     const AtomicString& altText() const;
 
-    CompositeOperator compositeOperator() const { return m_compositeOperator; }
-
     ImageResource* cachedImage() const { return imageLoader().image(); }
     void setImageResource(ImageResource* i) { imageLoader().setImage(i); };
 
@@ -118,7 +114,6 @@ private:
 
     OwnPtr<HTMLImageLoader> m_imageLoader;
     RefPtr<ViewportChangeListener> m_listener;
-    CompositeOperator m_compositeOperator;
     AtomicString m_bestFitImageURL;
     float m_imageDevicePixelRatio;
     unsigned m_elementCreatedByParser : 1;