[css-tables] Set table and cell widths dirty when section border changes

third_party/WebKit/Source/core/style/BorderData.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * 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
@@ skipping 106 matching lines @@
     bool visualOverflowEqual(const BorderData& o) const
     {
         return m_image.outset() == o.m_image.outset();
     }
 
     bool operator!=(const BorderData& o) const
     {
         return !(*this == o);
     }
 
+    bool sizeEquals(const BorderData& o) const
+    {
+        return borderLeftWidth() != o.borderLeftWidth()
+            || borderTopWidth() != o.borderTopWidth()
+            || borderRightWidth() != o.borderRightWidth()
+            || borderBottomWidth() != o.borderBottomWidth();
+    }
+
     const BorderValue& left() const { return m_left; }
     const BorderValue& right() const { return m_right; }
     const BorderValue& top() const { return m_top; }
     const BorderValue& bottom() const { return m_bottom; }
 
     const NinePieceImage& image() const { return m_image; }
 
     const LengthSize& topLeft() const { return m_topLeft; }
     const LengthSize& topRight() const { return m_topRight; }
     const LengthSize& bottomLeft() const { return m_bottomLeft; }
     const LengthSize& bottomRight() const { return m_bottomRight; }
 
 private:
     BorderValue m_left;
     BorderValue m_right;
     BorderValue m_top;
     BorderValue m_bottom;
 
     NinePieceImage m_image;
 
     LengthSize m_topLeft;
     LengthSize m_topRight;
     LengthSize m_bottomLeft;
     LengthSize m_bottomRight;
 };
 
 } // namespace blink
 
 #endif // BorderData_h