Revert of Paint collapsed borders of a table as one display item

third_party/WebKit/Source/core/paint/TablePainter.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef TablePainter_h
 #define TablePainter_h
 
 #include "wtf/Allocator.h"
 
 namespace blink {
 
 class LayoutPoint;
 class LayoutTable;
 struct PaintInfo;
 
 class TablePainter {
   STACK_ALLOCATED();
 
  public:
   TablePainter(const LayoutTable& layoutTable) : m_layoutTable(layoutTable) {}
 
   void paintObject(const PaintInfo&, const LayoutPoint&);
   void paintBoxDecorationBackground(const PaintInfo&, const LayoutPoint&);
   void paintMask(const PaintInfo&, const LayoutPoint&);
 
  private:
-  void paintCollapsedBorders(const PaintInfo&, const LayoutPoint&);
-
   const LayoutTable& m_layoutTable;
 };
 
 }  // namespace blink
 
 #endif  // TablePainter_h