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

Source/core/layout/LayoutTableSection.h

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2009, 2013 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 51 matching lines @@
     unsigned m_start;
     unsigned m_end;
 };
 
 class LayoutTableCell;
 class LayoutTableRow;
 
 class CORE_EXPORT LayoutTableSection final : public LayoutBox {
 public:
     LayoutTableSection(Element*);
-    virtual ~LayoutTableSection();
+    ~LayoutTableSection() override;
 
     LayoutTableRow* firstRow() const;
     LayoutTableRow* lastRow() const;
 
     const LayoutObjectChildList* children() const { return &m_children; }
     LayoutObjectChildList* children() { return &m_children; }
 
-    virtual void addChild(LayoutObject* child, LayoutObject* beforeChild = nullptr) override;
+    void addChild(LayoutObject* child, LayoutObject* beforeChild = nullptr) override;
 
-    virtual int firstLineBoxBaseline() const override;
+    int firstLineBoxBaseline() const override;
 
     void addCell(LayoutTableCell*, LayoutTableRow*);
 
     int calcRowLogicalHeight();
     void layoutRows();
     void computeOverflowFromCells();
 
     LayoutTable* table() const { return toLayoutTable(parent()); }
 
     typedef Vector<LayoutTableCell*, 2> SpanningLayoutTableCells;
@@ skipping 118 matching lines @@
 
     void removeCachedCollapsedBorders(const LayoutTableCell*);
     bool setCachedCollapsedBorder(const LayoutTableCell*, CollapsedBorderSide, const CollapsedBorderValue&);
     const CollapsedBorderValue& cachedCollapsedBorder(const LayoutTableCell*, CollapsedBorderSide) const;
 
     // distributeExtraLogicalHeightToRows methods return the *consumed* extra logical height.
     // FIXME: We may want to introduce a structure holding the in-flux layout information.
     int distributeExtraLogicalHeightToRows(int extraLogicalHeight);
 
     static LayoutTableSection* createAnonymousWithParent(const LayoutObject*);
-    virtual LayoutBox* createAnonymousBoxWithSameTypeAs(const LayoutObject* parent) const override
+    LayoutBox* createAnonymousBoxWithSameTypeAs(const LayoutObject* parent) const override
     {
         return createAnonymousWithParent(parent);
     }
 
-    virtual void paint(const PaintInfo&, const LayoutPoint&) override;
+    void paint(const PaintInfo&, const LayoutPoint&) override;
 
     // Flip the rect so it aligns with the coordinates used by the rowPos and columnPos vectors.
     LayoutRect logicalRectForWritingModeAndDirection(const LayoutRect&) const;
 
     CellSpan dirtiedRows(const LayoutRect& paintInvalidationRect) const;
     CellSpan dirtiedColumns(const LayoutRect& paintInvalidationRect) const;
     HashSet<LayoutTableCell*>& overflowingCells() { return m_overflowingCells; }
     bool hasMultipleCellLevels() { return m_hasMultipleCellLevels; }
 
-    virtual const char* name() const override { return "LayoutTableSection"; }
+    const char* name() const override { return "LayoutTableSection"; }
 
 protected:
-    virtual void styleDidChange(StyleDifference, const ComputedStyle* oldStyle) override;
-    virtual bool nodeAtPoint(HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
+    void styleDidChange(StyleDifference, const ComputedStyle* oldStyle) override;
+    bool nodeAtPoint(HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
 
 private:
-    virtual LayoutObjectChildList* virtualChildren() override { return children(); }
-    virtual const LayoutObjectChildList* virtualChildren() const override { return children(); }
+    LayoutObjectChildList* virtualChildren() override { return children(); }
+    const LayoutObjectChildList* virtualChildren() const override { return children(); }
 
-    virtual bool isOfType(LayoutObjectType type) const override { return type == LayoutObjectTableSection || LayoutBox::isOfType(type); }
+    bool isOfType(LayoutObjectType type) const override { return type == LayoutObjectTableSection || LayoutBox::isOfType(type); }
 
-    virtual void willBeRemovedFromTree() override;
+    void willBeRemovedFromTree() override;
 
-    virtual void layout() override;
+    void layout() override;
 
-    virtual void imageChanged(WrappedImagePtr, const IntRect* = nullptr) override;
+    void imageChanged(WrappedImagePtr, const IntRect* = nullptr) override;
 
     int borderSpacingForRow(unsigned row) const { return m_grid[row].rowLayoutObject ? table()->vBorderSpacing() : 0; }
 
     void ensureRows(unsigned);
 
     bool rowHasOnlySpanningCells(unsigned);
     unsigned calcRowHeightHavingOnlySpanningCells(unsigned, int&, unsigned, unsigned&, Vector<int>&);
     void updateRowsHeightHavingOnlySpanningCells(LayoutTableCell*, struct SpanningRowsHeight&, unsigned&, Vector<int>&);
 
     void populateSpanningRowsHeightFromCell(LayoutTableCell*, struct SpanningRowsHeight&);
@@ skipping 51 matching lines @@
     // It is held at LayoutTableSection level to spare memory consumption by table cells.
     using CellsCollapsedBordersMap = HashMap<pair<const LayoutTableCell*, int>, CollapsedBorderValue>;
     CellsCollapsedBordersMap m_cellsCollapsedBorders;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutTableSection, isTableSection());
 
 } // namespace blink
 
 #endif // LayoutTableSection_h