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

third_party/WebKit/Source/core/layout/LayoutDeprecatedFlexibleBox.cpp

 /*
  * This file is part of the layout object implementation for KHTML.
  *
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003 Apple Computer, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 15 matching lines @@
 #include "core/layout/LayoutDeprecatedFlexibleBox.h"
 
 #include "core/frame/UseCounter.h"
 #include "core/layout/LayoutView.h"
 #include "core/layout/TextAutosizer.h"
 #include "core/layout/TextRunConstructor.h"
 #include "core/paint/PaintLayer.h"
 #include "platform/fonts/Font.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/text/CharacterNames.h"
+#include <algorithm>
 
 namespace blink {
 
 class FlexBoxIterator {
 public:
     FlexBoxIterator(LayoutDeprecatedFlexibleBox* parent)
         : m_box(parent)
         , m_largestOrdinal(1)
     {
         if (m_box->style()->boxOrient() == HORIZONTAL && !m_box->style()->isLeftToRightDirection())
@@ skipping 949 matching lines @@
     if (minHeight.isFixed() || minHeight.isAuto()) {
         LayoutUnit minHeight = child->style()->minHeight().value();
         LayoutUnit height = contentHeightForChild(child);
         LayoutUnit allowedShrinkage = std::min<LayoutUnit>(0, minHeight - height);
         return allowedShrinkage;
     }
     return 0;
 }
 
 } // namespace blink