Include <algorithm> if you use functions from <algorithm>.

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)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 17 matching lines @@
 
 #include "core/layout/HitTestResult.h"
 #include "core/layout/LayoutAnalyzer.h"
 #include "core/layout/LayoutTableCell.h"
 #include "core/layout/LayoutTableCol.h"
 #include "core/layout/LayoutTableRow.h"
 #include "core/layout/LayoutView.h"
 #include "core/layout/SubtreeLayoutScope.h"
 #include "core/paint/TableSectionPainter.h"
 #include "wtf/HashSet.h"
+#include <algorithm>
 #include <limits>
 
 namespace blink {
 
 using namespace HTMLNames;
 
 // This variable is used to balance the memory consumption vs the paint invalidation time on big tables.
 static unsigned gMinTableSizeToUseFastPaintPathWithOverflowingCell = 75 * 75;
 
 static inline void setRowLogicalHeightToRowStyleLogicalHeight(LayoutTableSection::RowStruct& row)
@@ skipping 1623 matching lines @@
     // FIXME: The table's direction should determine our row's direction, not the section's (see bug 96691).
     if (!style()->isLeftToRightDirection())
         cellLocation.setX(table()->columnPositions()[table()->numEffCols()] - table()->columnPositions()[table()->colToEffCol(cell->col() + cell->colSpan())] + horizontalBorderSpacing);
     else
         cellLocation.setX(table()->columnPositions()[effectiveColumn] + horizontalBorderSpacing);
 
     cell->setLogicalLocation(cellLocation);
 }
 
 } // namespace blink