Remove canCollapseAnonymousBlockChild.

sky/engine/core/rendering/RenderBlock.h

Index: sky/engine/core/rendering/RenderBlock.h
diff --git a/sky/engine/core/rendering/RenderBlock.h b/sky/engine/core/rendering/RenderBlock.h
index c055834faedcca4e36188a77efad306ba983a421..1e834ec096e9a1fcade36c78a755ef176349c7a5 100644
--- a/sky/engine/core/rendering/RenderBlock.h
+++ b/sky/engine/core/rendering/RenderBlock.h
@@ -284,10 +284,6 @@ private:
 
     virtual bool isRenderBlock() const override final { return true; }
 
-    void makeChildrenNonInline(RenderObject* insertionPoint = 0);
-
-    static void collapseAnonymousBlockChild(RenderBlock* parent, RenderBlock* child);
-
     virtual void dirtyLinesFromChangedChild(RenderObject* child) override final { m_lineBoxes.dirtyLinesFromChangedChild(this, child); }
 
     void addChildIgnoringAnonymousColumnBlocks(RenderObject* newChild, RenderObject* beforeChild = 0);
@@ -346,8 +342,6 @@ protected:
 
     virtual bool updateLogicalWidthAndColumnWidth();
 
-    virtual bool canCollapseAnonymousBlockChild() const { return true; }
-
 protected:
     RenderObjectChildList m_children;
     RenderLineBoxList m_lineBoxes;   // All of the root line boxes created for this block flow.  For example, <div>Hello<br>world.</div> will have two total lines for the <div>.