Fix virtual/override/final usage in Source/core/layout/.

Source/core/layout/TableLayoutAlgorithmFixed.h

 /*
  * Copyright (C) 2002 Lars Knoll (knoll@kde.org)
  *           (C) 2002 Dirk Mueller (mueller@kde.org)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 15 matching lines @@
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class LayoutTable;
 
 class TableLayoutAlgorithmFixed final : public TableLayoutAlgorithm {
 public:
     TableLayoutAlgorithmFixed(LayoutTable*);
 
-    virtual void computeIntrinsicLogicalWidths(LayoutUnit& minWidth, LayoutUnit& maxWidth) override;
-    virtual void applyPreferredLogicalWidthQuirks(LayoutUnit& minWidth, LayoutUnit& maxWidth) const override;
-    virtual void layout() override;
-    virtual void willChangeTableLayout() override;
+    void computeIntrinsicLogicalWidths(LayoutUnit& minWidth, LayoutUnit& maxWidth) override;
+    void applyPreferredLogicalWidthQuirks(LayoutUnit& minWidth, LayoutUnit& maxWidth) const override;
+    void layout() override;
+    void willChangeTableLayout() override;
 
 private:
     int calcWidthArray();
 
     Vector<Length> m_width;
 };
 
 } // namespace blink
 
 #endif // TableLayoutAlgorithmFixed_h