Start splitting RenderParagraph logic out of RenderBlock

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 2a33359c6370791a3fbea36f90603820df81dffd..3dab0c761a4d50a8de53c546533db4b5a1fdb940 100644
--- a/sky/engine/core/rendering/RenderBlock.h
+++ b/sky/engine/core/rendering/RenderBlock.h
@@ -266,7 +266,6 @@ public:
 protected:
     virtual void addOverflowFromChildren();
     void addOverflowFromPositionedObjects();
-    void addOverflowFromBlockChildren();
 
     virtual void addFocusRingRects(Vector<IntRect>&, const LayoutPoint& additionalOffset, const RenderLayerModelObject* paintContainer = 0) const override;
 
@@ -276,6 +275,10 @@ protected:
 
     virtual void invalidateTreeIfNeeded(const PaintInvalidationState&) override;
 
+    virtual void paintContents(PaintInfo&, const LayoutPoint&);
+
+    virtual bool hitTestContents(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction);
+
 private:
     virtual RenderObjectChildList* virtualChildren() override final { return children(); }
     virtual const RenderObjectChildList* virtualChildren() const override final { return children(); }
@@ -291,14 +294,11 @@ private:
     void insertIntoTrackedRendererMaps(RenderBox* descendant, TrackedDescendantsMap*&, TrackedContainerMap*&);
     static void removeFromTrackedRendererMaps(RenderBox* descendant, TrackedDescendantsMap*&, TrackedContainerMap*&);
 
-    void paintContents(PaintInfo&, const LayoutPoint&);
     void paintSelection(PaintInfo&, const LayoutPoint&);
     void paintCarets(PaintInfo&, const LayoutPoint&);
 
     bool hasCaret() const;
 
-    bool hitTestContents(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction);
-
     void computeBlockPreferredLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const;
 
     // Obtains the nearest enclosing block (including this block) that contributes a first-line style to our inline