Fix Border collapsing with colpsan / rowspan cells

third_party/WebKit/Source/core/layout/LayoutTableCell.cpp

 /*
  * 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, 2007, 2008, 2009 Apple Inc.
  *               All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1332 matching lines @@
       collapsed_border_values_->SetCollapsedBorderValues(new_values);
   }
 
   // If collapsed borders changed, invalidate the cell's display item client on
   // the table's backing.
   // TODO(crbug.com/451090#c5): Need a way to invalidate/repaint the borders
   // only.
   if (changed) {
     ObjectPaintInvalidator(*Table())
         .SlowSetPaintingLayerNeedsRepaintAndInvalidateDisplayItemClient(
-            *this, kPaintInvalidationStyleChange);
+            *Section(), kPaintInvalidationStyleChange);
   }
 
   AddBorderStyle(border_values, new_values.StartBorder());
   AddBorderStyle(border_values, new_values.EndBorder());
   AddBorderStyle(border_values, new_values.BeforeBorder());
   AddBorderStyle(border_values, new_values.AfterBorder());
 }
 
 void LayoutTableCell::SortBorderValues(
     LayoutTable::CollapsedBorderValues& border_values) {
@@ skipping 117 matching lines @@
 }
 
 bool LayoutTableCell::HasLineIfEmpty() const {
   if (GetNode() && HasEditableStyle(*GetNode()))
     return true;
 
   return LayoutBlock::HasLineIfEmpty();
 }
 
 }  // namespace blink