Make CPDF_Array take unique_ptrs

core/fpdfapi/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/edit/editint.h"
 
 #include <vector>
 
@@ skipping 1913 matching lines @@
   return Continue(nullptr) > -1;
 }
 
 void CPDF_Creator::InitID(bool bDefault) {
   CPDF_Array* pOldIDArray = m_pParser ? m_pParser->GetIDArray() : nullptr;
   bool bNewId = !m_pIDArray;
   if (bNewId) {
     m_pIDArray.reset(new CPDF_Array);
     CPDF_Object* pID1 = pOldIDArray ? pOldIDArray->GetObjectAt(0) : nullptr;
     if (pID1) {
-      m_pIDArray->Add(pID1->Clone().release());
+      m_pIDArray->Add(pID1->Clone());
     } else {
       std::vector<uint8_t> buffer =
           PDF_GenerateFileID((uint32_t)(uintptr_t) this, m_dwLastObjNum);
       CFX_ByteString bsBuffer(buffer.data(), buffer.size());
-      m_pIDArray->Add(new CPDF_String(bsBuffer, true));
+      m_pIDArray->AddNew<CPDF_String>(bsBuffer, true);
     }
   }
   if (!bDefault) {
     return;
   }
   if (pOldIDArray) {
     CPDF_Object* pID2 = pOldIDArray->GetObjectAt(1);
     if ((m_dwFlags & FPDFCREATE_INCREMENTAL) && m_pEncryptDict && pID2) {
-      m_pIDArray->Add(pID2->Clone().release());
+      m_pIDArray->Add(pID2->Clone());
       return;
     }
     std::vector<uint8_t> buffer =
         PDF_GenerateFileID((uint32_t)(uintptr_t) this, m_dwLastObjNum);
     CFX_ByteString bsBuffer(buffer.data(), buffer.size());
-    m_pIDArray->Add(new CPDF_String(bsBuffer, true));
+    m_pIDArray->AddNew<CPDF_String>(bsBuffer, true);
     return;
   }
-  m_pIDArray->Add(m_pIDArray->GetObjectAt(0)->Clone().release());
+  m_pIDArray->Add(m_pIDArray->GetObjectAt(0)->Clone());
   if (m_pEncryptDict && !pOldIDArray && m_pParser && bNewId) {
     if (m_pEncryptDict->GetStringFor("Filter") == "Standard") {
       CFX_ByteString user_pass = m_pParser->GetPassword();
       uint32_t flag = PDF_ENCRYPT_CONTENT;
-
       CPDF_SecurityHandler handler;
       handler.OnCreate(m_pEncryptDict, m_pIDArray.get(), user_pass.raw_str(),
                        user_pass.GetLength(), flag);
       if (m_bLocalCryptoHandler)
         delete m_pCryptoHandler;
       m_pCryptoHandler = new CPDF_CryptoHandler;
       m_pCryptoHandler->Init(m_pEncryptDict, &handler);
       m_bLocalCryptoHandler = true;
       m_bSecurityChanged = true;
     }
@@ skipping 39 matching lines @@
   m_pCryptoHandler = nullptr;
 }
 void CPDF_Creator::ResetStandardSecurity() {
   if (!m_bLocalCryptoHandler)
     return;
 
   delete m_pCryptoHandler;
   m_pCryptoHandler = nullptr;
   m_bLocalCryptoHandler = false;
 }