Merge to XFA: Switch most min/max macros to std::min/max.

Fix lint errors along the way.

R=tsepez@chromium.org
TBR=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1567343002 .

(cherry picked from commit 9adfbb0920a258e916003b1ee9515e97879db82a)

Review URL: https://codereview.chromium.org/1577503002 .

4 files changed, 46 insertions, 47 deletions

diff --git a/core/src/fpdfdoc/doc_formcontrol.cpp b/core/src/fpdfdoc/doc_formcontrol.cpp
index bd339e375c..6c3d1ec9c4 100644
--- a/core/src/fpdfdoc/doc_formcontrol.cpp
+++ b/core/src/fpdfdoc/doc_formcontrol.cpp
@@ -4,6 +4,8 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
+#include <algorithm>
+
 #include "core/include/fpdfdoc/fpdf_doc.h"
 
 CPDF_FormControl::CPDF_FormControl(CPDF_FormField* pField,
@@ -353,9 +355,9 @@ FX_ARGB CPDF_ApSettings::GetColor(int& iColorType,
     FX_FLOAT m = pEntry->GetNumber(1);
     FX_FLOAT y = pEntry->GetNumber(2);
     FX_FLOAT k = pEntry->GetNumber(3);
-    FX_FLOAT r = 1.0f - FX_MIN(1.0f, c + k);
-    FX_FLOAT g = 1.0f - FX_MIN(1.0f, m + k);
-    FX_FLOAT b = 1.0f - FX_MIN(1.0f, y + k);
+    FX_FLOAT r = 1.0f - std::min(1.0f, c + k);
+    FX_FLOAT g = 1.0f - std::min(1.0f, m + k);
+    FX_FLOAT b = 1.0f - std::min(1.0f, y + k);
     color = ArgbEncode(255, (int)(r * 255), (int)(g * 255), (int)(b * 255));
   }
   return color;
diff --git a/core/src/fpdfdoc/doc_utils.cpp b/core/src/fpdfdoc/doc_utils.cpp
index 89836739b3..4856cb51e5 100644
--- a/core/src/fpdfdoc/doc_utils.cpp
+++ b/core/src/fpdfdoc/doc_utils.cpp
@@ -4,6 +4,8 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
+#include <algorithm>
+
 #include "core/include/fpdfdoc/fpdf_doc.h"
 #include "doc_utils.h"
 
@@ -179,9 +181,9 @@ void CPDF_DefaultAppearance::GetColor(FX_ARGB& color,
     FX_FLOAT m = FX_atof((CFX_ByteString)syntax.GetWord());
     FX_FLOAT y = FX_atof((CFX_ByteString)syntax.GetWord());
     FX_FLOAT k = FX_atof((CFX_ByteString)syntax.GetWord());
-    FX_FLOAT r = 1.0f - FX_MIN(1.0f, c + k);
-    FX_FLOAT g = 1.0f - FX_MIN(1.0f, m + k);
-    FX_FLOAT b = 1.0f - FX_MIN(1.0f, y + k);
+    FX_FLOAT r = 1.0f - std::min(1.0f, c + k);
+    FX_FLOAT g = 1.0f - std::min(1.0f, m + k);
+    FX_FLOAT b = 1.0f - std::min(1.0f, y + k);
     color = ArgbEncode(255, (int)(r * 255 + 0.5f), (int)(g * 255 + 0.5f),
                        (int)(b * 255 + 0.5f));
   }
diff --git a/core/src/fpdfdoc/doc_vt.cpp b/core/src/fpdfdoc/doc_vt.cpp
index 8df687ed59..e5c9ad8eba 100644
--- a/core/src/fpdfdoc/doc_vt.cpp
+++ b/core/src/fpdfdoc/doc_vt.cpp
@@ -4,6 +4,8 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
+#include <algorithm>
+
 #include "core/include/fpdfdoc/fpdf_doc.h"
 #include "core/include/fpdfdoc/fpdf_vt.h"
 #include "pdf_vt.h"
@@ -72,7 +74,7 @@ CPVT_WordPlace CSection::AddWord(const CPVT_WordPlace& place,
                                  const CPVT_WordInfo& wordinfo) {
   CPVT_WordInfo* pWord = new CPVT_WordInfo(wordinfo);
   int32_t nWordIndex =
-      FPDF_MAX(FPDF_MIN(place.nWordIndex, m_WordArray.GetSize()), 0);
+      std::max(std::min(place.nWordIndex, m_WordArray.GetSize()), 0);
   if (nWordIndex == m_WordArray.GetSize()) {
     m_WordArray.Add(pWord);
   } else {
@@ -356,17 +358,17 @@ CPVT_FloatRect CTypeset::CharArray() {
         if (w == 0) {
           pLine->m_LineInfo.fLineX = x;
         }
-        if (w != m_pSection->m_WordArray.GetSize() - 1)
+        if (w != m_pSection->m_WordArray.GetSize() - 1) {
           pWord->fWordTail =
               (fNodeWidth - (fWordWidth + fNextWidth) * PVT_HALF > 0
                    ? fNodeWidth - (fWordWidth + fNextWidth) * PVT_HALF
                    : 0);
-        else {
+        } else {
           pWord->fWordTail = 0;
         }
         x += fWordWidth;
-        fLineAscent = FPDF_MAX(fLineAscent, fWordAscent);
-        fLineDescent = FPDF_MIN(fLineDescent, fWordDescent);
+        fLineAscent = std::max(fLineAscent, fWordAscent);
+        fLineDescent = std::min(fLineDescent, fWordDescent);
       }
     }
     pLine->m_LineInfo.nBeginWordIndex = 0;
@@ -582,7 +584,7 @@ void CTypeset::SplitLines(FX_BOOL bTypeset, FX_FLOAT fFontSize) {
   int32_t nCharIndex = 0;
   CPVT_LineInfo line;
   FX_FLOAT fWordWidth = 0;
-  FX_FLOAT fTypesetWidth = FPDF_MAX(
+  FX_FLOAT fTypesetWidth = std::max(
       m_pVT->GetPlateWidth() - m_pVT->GetLineIndent(m_pSection->m_SecInfo),
       0.0f);
   int32_t nTotalWords = m_pSection->m_WordArray.GetSize();
@@ -598,15 +600,15 @@ void CTypeset::SplitLines(FX_BOOL bTypeset, FX_FLOAT fFontSize) {
       if (pWord) {
         if (bTypeset) {
           fLineAscent =
-              FPDF_MAX(fLineAscent, m_pVT->GetWordAscent(*pWord, TRUE));
+              std::max(fLineAscent, m_pVT->GetWordAscent(*pWord, TRUE));
           fLineDescent =
-              FPDF_MIN(fLineDescent, m_pVT->GetWordDescent(*pWord, TRUE));
+              std::min(fLineDescent, m_pVT->GetWordDescent(*pWord, TRUE));
           fWordWidth = m_pVT->GetWordWidth(*pWord);
         } else {
           fLineAscent =
-              FPDF_MAX(fLineAscent, m_pVT->GetWordAscent(*pWord, fFontSize));
+              std::max(fLineAscent, m_pVT->GetWordAscent(*pWord, fFontSize));
           fLineDescent =
-              FPDF_MIN(fLineDescent, m_pVT->GetWordDescent(*pWord, fFontSize));
+              std::min(fLineDescent, m_pVT->GetWordDescent(*pWord, fFontSize));
           fWordWidth = m_pVT->GetWordWidth(
               pWord->nFontIndex, pWord->Word, m_pVT->m_wSubWord,
               m_pVT->m_fCharSpace, m_pVT->m_nHorzScale, fFontSize,
@@ -662,7 +664,7 @@ void CTypeset::SplitLines(FX_BOOL bTypeset, FX_FLOAT fFontSize) {
         }
         fMaxY += (fLineAscent + m_pVT->GetLineLeading(m_pSection->m_SecInfo));
         fMaxY += (-fLineDescent);
-        fMaxX = FPDF_MAX(fLineWidth, fMaxX);
+        fMaxX = std::max(fLineWidth, fMaxX);
         nLineHead = i;
         fLineWidth = 0.0f;
         fLineAscent = 0.0f;
@@ -688,7 +690,7 @@ void CTypeset::SplitLines(FX_BOOL bTypeset, FX_FLOAT fFontSize) {
       }
       fMaxY += (fLineAscent + m_pVT->GetLineLeading(m_pSection->m_SecInfo));
       fMaxY += (-fLineDescent);
-      fMaxX = FPDF_MAX(fLineWidth, fMaxX);
+      fMaxX = std::max(fLineWidth, fMaxX);
     }
   } else {
     if (bTypeset) {
@@ -720,7 +722,7 @@ void CTypeset::OutputLines() {
   FX_FLOAT fMinX = 0.0f, fMinY = 0.0f, fMaxX = 0.0f, fMaxY = 0.0f;
   FX_FLOAT fPosX = 0.0f, fPosY = 0.0f;
   FX_FLOAT fLineIndent = m_pVT->GetLineIndent(m_pSection->m_SecInfo);
-  FX_FLOAT fTypesetWidth = FPDF_MAX(m_pVT->GetPlateWidth() - fLineIndent, 0.0f);
+  FX_FLOAT fTypesetWidth = std::max(m_pVT->GetPlateWidth() - fLineIndent, 0.0f);
   switch (m_pVT->GetAlignment(m_pSection->m_SecInfo)) {
     default:
     case 0:
@@ -1259,7 +1261,7 @@ CPVT_WordPlace CPDF_VariableText::AddSection(const CPVT_WordPlace& place,
     return place;
   }
   int32_t nSecIndex =
-      FPDF_MAX(FPDF_MIN(place.nSecIndex, m_SectionArray.GetSize()), 0);
+      std::max(std::min(place.nSecIndex, m_SectionArray.GetSize()), 0);
   CSection* pSection = new CSection(this);
   pSection->m_SecInfo = secinfo;
   pSection->SecPlace.nSecIndex = nSecIndex;
@@ -1287,7 +1289,7 @@ CPVT_WordPlace CPDF_VariableText::AddWord(const CPVT_WordPlace& place,
   }
   CPVT_WordPlace newplace = place;
   newplace.nSecIndex =
-      FPDF_MAX(FPDF_MIN(newplace.nSecIndex, m_SectionArray.GetSize() - 1), 0);
+      std::max(std::min(newplace.nSecIndex, m_SectionArray.GetSize() - 1), 0);
   if (CSection* pSection = m_SectionArray.GetAt(newplace.nSecIndex)) {
     return pSection->AddWord(newplace, wordinfo);
   }
@@ -1332,7 +1334,7 @@ FX_BOOL CPDF_VariableText::GetSectionInfo(const CPVT_WordPlace& place,
   return FALSE;
 }
 CPDF_Rect CPDF_VariableText::GetContentRect() const {
-  return InToOut(CPDF_EditContainer::GetContentRect());
+  return InToOut(CPVT_FloatRect(CPDF_EditContainer::GetContentRect()));
 }
 FX_FLOAT CPDF_VariableText::GetWordFontSize(const CPVT_WordInfo& WordInfo,
                                             FX_BOOL bFactFontSize) {
@@ -1576,7 +1578,7 @@ FX_BOOL CPDF_VariableText::IsBigger(FX_FLOAT fFontSize) {
   for (int32_t s = 0, sz = m_SectionArray.GetSize(); s < sz; s++) {
     if (CSection* pSection = m_SectionArray.GetAt(s)) {
       CPVT_Size size = pSection->GetSectionSize(fFontSize);
-      szTotal.x = FPDF_MAX(size.x, szTotal.x);
+      szTotal.x = std::max(size.x, szTotal.x);
       szTotal.y += size.y;
       if (IsFloatBigger(szTotal.x, GetPlateWidth()) ||
           IsFloatBigger(szTotal.y, GetPlateHeight())) {
@@ -1617,10 +1619,10 @@ CPVT_FloatRect CPDF_VariableText::RearrangeSections(
       if (s == 0) {
         rcRet = rcSec;
       } else {
-        rcRet.left = FPDF_MIN(rcSec.left, rcRet.left);
-        rcRet.top = FPDF_MIN(rcSec.top, rcRet.top);
-        rcRet.right = FPDF_MAX(rcSec.right, rcRet.right);
-        rcRet.bottom = FPDF_MAX(rcSec.bottom, rcRet.bottom);
+        rcRet.left = std::min(rcSec.left, rcRet.left);
+        rcRet.top = std::min(rcSec.top, rcRet.top);
+        rcRet.right = std::max(rcSec.right, rcRet.right);
+        rcRet.bottom = std::max(rcSec.bottom, rcRet.bottom);
       }
       fPosY += rcSec.Height();
     }
diff --git a/core/src/fpdfdoc/pdf_vt.h b/core/src/fpdfdoc/pdf_vt.h
index 2cd673fbe5..286fad5772 100644
--- a/core/src/fpdfdoc/pdf_vt.h
+++ b/core/src/fpdfdoc/pdf_vt.h
@@ -22,14 +22,7 @@ class CPDF_VariableText_Iterator;
 #define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001)
 #define IsFloatBigger(fa, fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb)))
 #define IsFloatSmaller(fa, fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb)))
-template <class T>
-T FPDF_MIN(const T& i, const T& j) {
-  return ((i < j) ? i : j);
-}
-template <class T>
-T FPDF_MAX(const T& i, const T& j) {
-  return ((i > j) ? i : j);
-}
+
 class CPVT_Size {
  public:
   CPVT_Size() : x(0.0f), y(0.0f) {}
@@ -51,7 +44,7 @@ class CPVT_FloatRect : public CFX_FloatRect {
     right = other_right;
     bottom = other_bottom;
   }
-  CPVT_FloatRect(const CPDF_Rect& rect) {
+  explicit CPVT_FloatRect(const CPDF_Rect& rect) {
     left = rect.left;
     top = rect.top;
     right = rect.right;
@@ -246,7 +239,7 @@ class CSection {
   friend class CTypeset;
 
  public:
-  CSection(CPDF_VariableText* pVT);
+  explicit CSection(CPDF_VariableText* pVT);
   virtual ~CSection();
   void ResetAll();
   void ResetLineArray();
@@ -285,7 +278,7 @@ class CSection {
 };
 class CTypeset {
  public:
-  CTypeset(CSection* pSection);
+  explicit CTypeset(CSection* pSection);
   virtual ~CTypeset();
   CPVT_Size GetEditSize(FX_FLOAT fFontSize);
   CPVT_FloatRect Typeset();
@@ -307,37 +300,37 @@ class CPDF_EditContainer {
   virtual const CPDF_Rect& GetPlateRect() const { return m_rcPlate; }
   virtual void SetContentRect(const CPVT_FloatRect& rect) {
     m_rcContent = rect;
-  };
+  }
   virtual CPDF_Rect GetContentRect() const { return m_rcContent; }
   FX_FLOAT GetPlateWidth() const { return m_rcPlate.right - m_rcPlate.left; }
   FX_FLOAT GetPlateHeight() const { return m_rcPlate.top - m_rcPlate.bottom; }
   CPVT_Size GetPlateSize() const {
     return CPVT_Size(GetPlateWidth(), GetPlateHeight());
-  };
+  }
   CPDF_Point GetBTPoint() const {
     return CPDF_Point(m_rcPlate.left, m_rcPlate.top);
-  };
+  }
   CPDF_Point GetETPoint() const {
     return CPDF_Point(m_rcPlate.right, m_rcPlate.bottom);
-  };
+  }
   inline CPDF_Point InToOut(const CPDF_Point& point) const {
     return CPDF_Point(point.x + GetBTPoint().x, GetBTPoint().y - point.y);
-  };
+  }
   inline CPDF_Point OutToIn(const CPDF_Point& point) const {
     return CPDF_Point(point.x - GetBTPoint().x, GetBTPoint().y - point.y);
-  };
+  }
   inline CPDF_Rect InToOut(const CPVT_FloatRect& rect) const {
     CPDF_Point ptLeftTop = InToOut(CPDF_Point(rect.left, rect.top));
     CPDF_Point ptRightBottom = InToOut(CPDF_Point(rect.right, rect.bottom));
     return CPDF_Rect(ptLeftTop.x, ptRightBottom.y, ptRightBottom.x,
                      ptLeftTop.y);
-  };
+  }
   inline CPVT_FloatRect OutToIn(const CPDF_Rect& rect) const {
     CPDF_Point ptLeftTop = OutToIn(CPDF_Point(rect.left, rect.top));
     CPDF_Point ptRightBottom = OutToIn(CPDF_Point(rect.right, rect.bottom));
     return CPVT_FloatRect(ptLeftTop.x, ptLeftTop.y, ptRightBottom.x,
                           ptRightBottom.y);
-  };
+  }
 
  private:
   CPDF_Rect m_rcPlate;
@@ -539,7 +532,7 @@ class CPDF_VariableText : public IPDF_VariableText, private CPDF_EditContainer {
 
 class CPDF_VariableText_Iterator : public IPDF_VariableText_Iterator {
  public:
-  CPDF_VariableText_Iterator(CPDF_VariableText* pVT);
+  explicit CPDF_VariableText_Iterator(CPDF_VariableText* pVT);
   ~CPDF_VariableText_Iterator() override;
 
   // IPDF_VariableText_Iterator