Delete CPDF_Object::IsModified().

core/fpdfapi/fpdf_edit/fpdf_edit_create.cpp

 // Copyright 2014 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/fpdfapi/fpdf_edit/editint.h"
 
 #include <vector>
 
@@ skipping 1335 matching lines @@
       break;
 
     j = dwStart;
     while (j <= dwEnd && !m_pParser->IsObjectFreeOrNull(j))
       j++;
 
     m_ObjectOffset.Add(dwStart, j - dwStart);
     dwStart = j;
   }
 }
+
 void CPDF_Creator::InitNewObjNumOffsets() {
   FX_BOOL bIncremental = (m_dwFlags & FPDFCREATE_INCREMENTAL) != 0;
   FX_BOOL bNoOriginal = (m_dwFlags & FPDFCREATE_NO_ORIGINAL) != 0;
   for (const auto& pair : m_pDocument->m_IndirectObjs) {
     const uint32_t objnum = pair.first;
     const CPDF_Object* pObj = pair.second;
-    if (pObj->GetObjNum() == CPDF_Object::kInvalidObjNum)
+    if (bIncremental || pObj->GetObjNum() == CPDF_Object::kInvalidObjNum)
       continue;
-    if (bIncremental) {
-      if (!pObj->IsModified())
-        continue;
-    } else if (m_pParser && m_pParser->IsValidObjectNumber(objnum) &&
-               m_pParser->GetObjectType(objnum)) {
+    if (m_pParser && m_pParser->IsValidObjectNumber(objnum) &&
+        m_pParser->GetObjectType(objnum)) {
       continue;
     }
     AppendNewObjNum(objnum);
   }
 
   int32_t iCount = m_NewObjNumArray.GetSize();
-  if (iCount == 0) {
+  if (iCount == 0)
     return;
-  }
+
   int32_t i = 0;
   uint32_t dwStartObjNum = 0;
   FX_BOOL bCrossRefValid = m_pParser && m_pParser->GetLastXRefOffset() > 0;
   while (i < iCount) {
     dwStartObjNum = m_NewObjNumArray.ElementAt(i);
     if ((bIncremental && (bNoOriginal || bCrossRefValid)) ||
         !m_ObjectOffset.GetPtrAt(dwStartObjNum)) {
       break;
     }
     i++;
   }
-  if (i >= iCount) {
+  if (i >= iCount)
     return;
-  }
+
   uint32_t dwLastObjNum = dwStartObjNum;
   i++;
-  FX_BOOL bNewStart = FALSE;
+  bool bNewStart = false;
   for (; i < iCount; i++) {
     uint32_t dwCurObjNum = m_NewObjNumArray.ElementAt(i);
     bool bExist = m_pParser && m_pParser->IsValidObjectNumber(dwCurObjNum) &&
                   m_ObjectOffset.GetPtrAt(dwCurObjNum);
     if (bExist || dwCurObjNum - dwLastObjNum > 1) {
       if (!bNewStart)
         m_ObjectOffset.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1);
       dwStartObjNum = dwCurObjNum;
     }
-    if (bNewStart) {
+    if (bNewStart)
       dwStartObjNum = dwCurObjNum;
-    }
+
     bNewStart = bExist;
     dwLastObjNum = dwCurObjNum;
   }
   m_ObjectOffset.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1);
 }
+
 void CPDF_Creator::AppendNewObjNum(uint32_t objbum) {
   int32_t iStart = 0, iFind = 0;
   int32_t iEnd = m_NewObjNumArray.GetUpperBound();
   while (iStart <= iEnd) {
     int32_t iMid = (iStart + iEnd) / 2;
     uint32_t dwMid = m_NewObjNumArray.ElementAt(iMid);
     if (objbum < dwMid) {
       iEnd = iMid - 1;
     } else {
       if (iMid == iEnd) {
@@ skipping 588 matching lines @@
   m_pCryptoHandler = nullptr;
 }
 void CPDF_Creator::ResetStandardSecurity() {
   if (!m_bLocalCryptoHandler)
     return;
 
   delete m_pCryptoHandler;
   m_pCryptoHandler = nullptr;
   m_bLocalCryptoHandler = FALSE;
 }