Update more core classes to use OVERRIDE / FINAL when needed

Source/core/rendering/RenderReplaced.h

Index: Source/core/rendering/RenderReplaced.h
diff --git a/Source/core/rendering/RenderReplaced.h b/Source/core/rendering/RenderReplaced.h
index a4376a85edf67dd7889a409bf138dab83b3e2675..044afaf06c92241f7b137f32dd34c9bcdc643531 100644
--- a/Source/core/rendering/RenderReplaced.h
+++ b/Source/core/rendering/RenderReplaced.h
@@ -80,7 +80,7 @@ private:
 
     virtual PositionWithAffinity positionForPoint(const LayoutPoint&) OVERRIDE FINAL;
 
-    virtual bool canBeSelectionLeaf() const { return true; }
+    virtual bool canBeSelectionLeaf() const OVERRIDE { return true; }
 
     virtual LayoutRect selectionRectForRepaint(const RenderLayerModelObject* repaintContainer, bool clipToVisibleContent = true) OVERRIDE FINAL;
     void computeAspectRatioInformationForRenderBox(RenderBox*, FloatSize& constrainedSize, double& intrinsicRatio, bool& isPercentageIntrinsicSize) const;