Remove unused LayoutObject::mapAbsoluteToLocalPoint().

third_party/WebKit/Source/core/layout/LayoutObject.h

Index: third_party/WebKit/Source/core/layout/LayoutObject.h
diff --git a/third_party/WebKit/Source/core/layout/LayoutObject.h b/third_party/WebKit/Source/core/layout/LayoutObject.h
index 7ae69deaa73d7d6bc235a0b9f7ac0afd992a2368..67de1739f8828d74229ca6dcce8f543b675d373a 100644
--- a/third_party/WebKit/Source/core/layout/LayoutObject.h
+++ b/third_party/WebKit/Source/core/layout/LayoutObject.h
@@ -1260,10 +1260,6 @@ public:
     //   If TraverseDocumentBoundaries is specified, the input quad is in the space of the local root frame.
     //   Otherwise, the input quad is in the space of the containing frame.
     virtual void mapAncestorToLocal(const LayoutBoxModelObject*, TransformState&, MapCoordinatesFlags = ApplyContainerFlip) const;
-    void mapAbsoluteToLocalPoint(MapCoordinatesFlags flags, TransformState& transformState) const
-    {
-        return mapAncestorToLocal(nullptr, transformState, flags);
-    }
 
     // Pushes state onto LayoutGeometryMap about how to map coordinates from this layoutObject to its container, or ancestorToStopAt (whichever is encountered first).
     // Returns the layoutObject which was mapped to (container or ancestorToStopAt).