Fix LayoutBox::topLeftLocation for table rows and table cells

third_party/WebKit/Source/core/layout/LayoutBox.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2006, 2007 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
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 308 matching lines @@
   LayoutSize size() const { return m_frameRect.size(); }
   IntSize pixelSnappedSize() const { return m_frameRect.pixelSnappedSize(); }
 
   void setLocation(const LayoutPoint& location) {
     if (location == m_frameRect.location())
       return;
     m_frameRect.setLocation(location);
     frameRectChanged();
   }
 
+  // The ancestor box that this object's location and topLeftLocation are
+  // relative to.
+  virtual LayoutBox* locationContainer() const;
+
   // FIXME: Currently scrollbars are using int geometry and positioned based on
   // pixelSnappedBorderBoxRect whose size may change when location changes because of
   // pixel snapping. This function is used to change location of the LayoutBox outside
   // of LayoutBox::layout(). Will remove when we use LayoutUnits for scrollbars.
   void setLocationAndUpdateOverflowControlsIfNeeded(const LayoutPoint&);
 
   void setSize(const LayoutSize& size) {
     if (size == m_frameRect.size())
       return;
     m_frameRect.setSize(size);
@@ skipping 1238 matching lines @@
 
 inline bool LayoutBox::isForcedFragmentainerBreakValue(EBreak breakValue) {
   return breakValue == BreakColumn || breakValue == BreakLeft ||
          breakValue == BreakPage || breakValue == BreakRecto ||
          breakValue == BreakRight || breakValue == BreakVerso;
 }
 
 }  // namespace blink
 
 #endif  // LayoutBox_h