Statistics of LayoutBox rare data reasons

third_party/WebKit/Source/core/layout/LayoutTableSection.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, 2008, 2009, 2010, 2013 Apple Inc.
  *               All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  *
@@ skipping 91 matching lines @@
       m_cRow(0),
       m_outerBorderStart(0),
       m_outerBorderEnd(0),
       m_outerBorderBefore(0),
       m_outerBorderAfter(0),
       m_needsCellRecalc(false),
       m_forceSlowPaintPathWithOverflowingCell(false),
       m_hasMultipleCellLevels(false) {
   // init LayoutObject attributes
   setInline(false);  // our object is not Inline
+  m_rareStat.addReason(ReasonLTSAll);
 }
 
 LayoutTableSection::~LayoutTableSection() {}
 
 void LayoutTableSection::styleDidChange(StyleDifference diff,
                                         const ComputedStyle* oldStyle) {
   DCHECK(style()->display() == EDisplay::kTableFooterGroup ||
          style()->display() == EDisplay::kTableRowGroup ||
          style()->display() == EDisplay::kTableHeaderGroup);
 
@@ skipping 1957 matching lines @@
     transformState.flatten();
     FloatRect rect = transformState.lastPlanarQuad().boundingBox();
     rect.setHeight(table()->logicalHeight());
     transformState.setQuad(FloatQuad(rect));
   }
   return LayoutTableBoxComponent::mapToVisualRectInAncestorSpaceInternal(
       ancestor, transformState, flags);
 }
 
 }  // namespace blink