Splitting fpdfdoc/doc_* part II.

core/fpdfdoc/csection.cpp

 // Copyright 2016 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "core/fpdfdoc/csection.h"
 
 #include <algorithm>
 
+#include "core/fpdfdoc/cline.h"
 #include "core/fpdfdoc/cpvt_wordinfo.h"
 
 CSection::CSection(CPDF_VariableText* pVT) : m_pVT(pVT) {}
 
 CSection::~CSection() {
   ResetAll();
 }
 
 void CSection::ResetAll() {
   ResetWordArray();
@@ skipping 260 matching lines @@
     ClearLeftWords(PlaceRange.EndPos.nWordIndex);
   } else {
     ResetWordArray();
   }
 }
 
 void CSection::ClearWord(const CPVT_WordPlace& place) {
   delete m_WordArray.GetAt(place.nWordIndex);
   m_WordArray.RemoveAt(place.nWordIndex);
 }