Call scrollbarsChanged in PLSA::updateAfterStyleChange.

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 1362 matching lines @@
     const LayoutPoint& paintOffset) const {
   TableCellPainter(*this).paintBoxDecorationBackground(paintInfo, paintOffset);
 }
 
 void LayoutTableCell::paintMask(const PaintInfo& paintInfo,
                                 const LayoutPoint& paintOffset) const {
   TableCellPainter(*this).paintMask(paintInfo, paintOffset);
 }
 
 void LayoutTableCell::scrollbarsChanged(bool horizontalScrollbarChanged,
-                                        bool verticalScrollbarChanged) {
+                                        bool verticalScrollbarChanged,
+                                        ScrollbarChangeContext context) {
   LayoutBlock::scrollbarsChanged(horizontalScrollbarChanged,
                                  verticalScrollbarChanged);
+  if (context != Layout)
+    return;
+
   int scrollbarHeight = scrollbarLogicalHeight();
   // Not sure if we should be doing something when a scrollbar goes away or not.
   if (!scrollbarHeight)
     return;
 
   // We only care if the scrollbar that affects our intrinsic padding has been
   // added.
   if ((isHorizontalWritingMode() && !horizontalScrollbarChanged) ||
       (!isHorizontalWritingMode() && !verticalScrollbarChanged))
     return;
@@ skipping 81 matching lines @@
     cb->adjustChildDebugRect(rect);
 
   return rect;
 }
 
 void LayoutTableCell::adjustChildDebugRect(LayoutRect& r) const {
   r.move(0, -intrinsicPaddingBefore());
 }
 
 }  // namespace blink