Fix paint invalidation rect tracking within composited scrolling layers.

Source/core/layout/LayoutBox.h

Index: Source/core/layout/LayoutBox.h
diff --git a/Source/core/layout/LayoutBox.h b/Source/core/layout/LayoutBox.h
index bacd47c2017a808bc567a740796179587ea0fb61..031fc637730f69a4079c189357f684dafab04a10 100644
--- a/Source/core/layout/LayoutBox.h
+++ b/Source/core/layout/LayoutBox.h
@@ -570,7 +570,6 @@ public:
     bool hasScrollableOverflowY() const { return scrollsOverflowY() && pixelSnappedScrollHeight() != pixelSnappedClientHeight(); }
     virtual bool scrollsOverflowX() const { return hasOverflowClip() && (style()->overflowX() == OSCROLL || hasAutoHorizontalScrollbar()); }
     virtual bool scrollsOverflowY() const { return hasOverflowClip() && (style()->overflowY() == OSCROLL || hasAutoVerticalScrollbar()); }
-    bool usesCompositedScrolling() const;
 
     // Elements such as the <input> field override this to specify that they are scrollable
     // outside the context of the CSS overflow style
@@ -815,8 +814,8 @@ private:
         return *m_rareData.get();
     }
 
-    bool needToSavePreviousBoxSizes();
-    void savePreviousBoxSizesIfNeeded();
+    bool needToSavePreviousBoxSizes(const LayoutBoxModelObject& paintInvalidationContainer);
+    void savePreviousBoxSizesIfNeeded(const LayoutBoxModelObject& paintInvalidationContainer);
     LayoutSize computePreviousBorderBoxSize(const LayoutSize& previousBoundsSize) const;
 
     bool logicalHeightComputesAsNone(SizeType) const;