Let FrameView track object paint invalidations

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
  * modify it under the terms of the GNU Library General Public
@@ skipping 919 matching lines @@
             || !m_collapsedBorderValues->endBorder.visuallyEquals(newValues.endBorder)
             || !m_collapsedBorderValues->beforeBorder.visuallyEquals(newValues.beforeBorder)
             || !m_collapsedBorderValues->afterBorder.visuallyEquals(newValues.afterBorder);
         if (changed)
             *m_collapsedBorderValues = newValues;
     }
 
     // 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)
-        table()->invalidateDisplayItemClient(*this);
+        table()->slowSetPaintingLayerNeedsRepaintAndInvalidateDisplayItemClient(*this, PaintInvalidationStyleChange);
 
     addBorderStyle(borderValues, newValues.startBorder);
     addBorderStyle(borderValues, newValues.endBorder);
     addBorderStyle(borderValues, newValues.beforeBorder);
     addBorderStyle(borderValues, newValues.afterBorder);
 }
 
 void LayoutTableCell::sortBorderValues(LayoutTable::CollapsedBorderValues& borderValues)
 {
     std::sort(borderValues.begin(), borderValues.end(), compareBorders);
@@ skipping 58 matching lines @@
 bool LayoutTableCell::backgroundIsKnownToBeOpaqueInRect(const LayoutRect& localRect) const
 {
     // If this object has layer, the area of collapsed borders should be transparent
     // to expose the collapsed borders painted on the underlying layer.
     if (hasLayer() && table()->collapseBorders())
         return false;
     return LayoutBlockFlow::backgroundIsKnownToBeOpaqueInRect(localRect);
 }
 
 } // namespace blink