Be more restrictive about forcing relayout of children for pagination.

third_party/WebKit/Source/core/layout/LayoutTable.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, 2010, 2013 Apple Inc.
  *               All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  *
@@ skipping 414 matching lines @@
                     collapsedMarginBeforeForChild(caption) + logicalHeight()));
     // If LayoutTableCaption ever gets a layout() function, use it here.
     caption.layoutIfNeeded();
   }
   // Apply the margins to the location now that they are definitely available
   // from layout
   LayoutUnit captionLogicalTop =
       collapsedMarginBeforeForChild(caption) + logicalHeight();
   caption.setLogicalLocation(
       LayoutPoint(caption.marginStart(), captionLogicalTop));
+  if (view()->layoutState()->isPaginated())
+    updateFragmentationInfoForChild(caption);
 
   if (!selfNeedsLayout())
     caption.setMayNeedPaintInvalidation();
 
   setLogicalHeight(logicalHeight() + caption.logicalHeight() +
                    collapsedMarginBeforeForChild(caption) +
                    collapsedMarginAfterForChild(caption));
 }
 
 void LayoutTable::layoutSection(LayoutTableSection& section,
                                 SubtreeLayoutScope& layouter,
                                 LayoutUnit logicalLeft) {
   section.setLogicalLocation(LayoutPoint(logicalLeft, logicalHeight()));
   if (m_columnLogicalWidthChanged)
     layouter.setChildNeedsLayout(&section);
   if (!section.needsLayout())
     markChildForPaginationRelayoutIfNeeded(section, layouter);
   section.layoutIfNeeded();
   int sectionLogicalHeight = section.calcRowLogicalHeight();
   section.setLogicalHeight(LayoutUnit(sectionLogicalHeight));
+  if (view()->layoutState()->isPaginated())
+    updateFragmentationInfoForChild(section);
   setLogicalHeight(logicalHeight() + sectionLogicalHeight);
 }
 
 LayoutUnit LayoutTable::logicalHeightFromStyle() const {
   LayoutUnit computedLogicalHeight;
   Length logicalHeightLength = style()->logicalHeight();
   if (logicalHeightLength.isIntrinsic() ||
       (logicalHeightLength.isSpecified() && logicalHeightLength.isPositive())) {
     computedLogicalHeight =
         convertStyleLogicalHeightToComputedHeight(logicalHeightLength);
@@ skipping 1227 matching lines @@
 }
 
 LayoutUnit LayoutTable::paddingRight() const {
   if (collapseBorders())
     return LayoutUnit();
 
   return LayoutBlock::paddingRight();
 }
 
 }  // namespace blink