Remove more scrolling code from Sky

sky/engine/core/dom/ElementRareData.h

Index: sky/engine/core/dom/ElementRareData.h
diff --git a/sky/engine/core/dom/ElementRareData.h b/sky/engine/core/dom/ElementRareData.h
index cc8bf1b3d28bfca4cec6db480ca9e903829684a4..4ab818a1a912c8f7896f1c5652c2e84e9898df5f 100644
--- a/sky/engine/core/dom/ElementRareData.h
+++ b/sky/engine/core/dom/ElementRareData.h
@@ -75,9 +75,6 @@ public:
     DOMTokenList* classList() const { return m_classList.get(); }
     void setClassList(PassOwnPtr<DOMTokenList> classList) { m_classList = classList; }
 
-    IntSize savedLayerScrollOffset() const { return m_savedLayerScrollOffset; }
-    void setSavedLayerScrollOffset(IntSize size) { m_savedLayerScrollOffset = size; }
-
     ActiveAnimations* activeAnimations() { return m_activeAnimations.get(); }
     void setActiveAnimations(PassOwnPtr<ActiveAnimations> activeAnimations)
     {
@@ -88,8 +85,6 @@ private:
     unsigned m_tabindex : 16;
     unsigned m_hasTabIndex : 1;
 
-    IntSize m_savedLayerScrollOffset;
-
     OwnPtr<DOMTokenList> m_classList;
     OwnPtr<ElementShadow> m_shadow;
     OwnPtr<ActiveAnimations> m_activeAnimations;