Remove unnecessary paintContainer parameter from addFocusRingRects

Source/core/rendering/RenderObject.h

Index: Source/core/rendering/RenderObject.h
diff --git a/Source/core/rendering/RenderObject.h b/Source/core/rendering/RenderObject.h
index 38b749f4c6cdf899267eb0fd17d054af534a646d..77338725b51efd0c92f03c31ee8916fc240f01ea 100644
--- a/Source/core/rendering/RenderObject.h
+++ b/Source/core/rendering/RenderObject.h
@@ -983,7 +983,7 @@ public:
 
     bool createsGroup() const { return isTransparent() || hasMask() || hasFilter() || hasBlendMode(); }
 
-    virtual void addFocusRingRects(Vector<LayoutRect>&, const LayoutPoint& additionalOffset, const RenderLayerModelObject* paintContainer) const { }
+    virtual void addFocusRingRects(Vector<LayoutRect>&, const LayoutPoint& additionalOffset) const { }
 
     // Compute a list of hit-test rectangles per layer rooted at this renderer.
     virtual void computeLayerHitTestRects(LayerHitTestRects&) const;
@@ -1141,9 +1141,8 @@ protected:
 
 public:
     void paintOutline(PaintInfo&, const LayoutRect&);
-protected:
-    void addChildFocusRingRects(Vector<LayoutRect>&, const LayoutPoint& additionalOffset, const RenderLayerModelObject* paintContainer) const;
 
+protected:
     void clearLayoutRootIfNeeded() const;
     virtual void willBeDestroyed();
     void postDestroy();