Make AddIndirectObject() take a unique_ptr.

core/fpdfapi/parser/cpdf_array.h

 // 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
 
 #ifndef CORE_FPDFAPI_PARSER_CPDF_ARRAY_H_
 #define CORE_FPDFAPI_PARSER_CPDF_ARRAY_H_
 
 #include <set>
@@ skipping 37 matching lines @@
   void InsertAt(size_t index, CPDF_Object* pObj);
   void RemoveAt(size_t index, size_t nCount = 1);
   void ConvertToIndirectObjectAt(size_t index, CPDF_IndirectObjectHolder* pDoc);
 
   void Add(CPDF_Object* pObj);
   void AddNumber(FX_FLOAT f);
   void AddInteger(int i);
   void AddString(const CFX_ByteString& str);
   void AddName(const CFX_ByteString& str);
   void AddReference(CPDF_IndirectObjectHolder* pDoc, uint32_t objnum);
+  void AddReference(CPDF_IndirectObjectHolder* pDoc, CPDF_Object* pObj);
 
   iterator begin() { return m_Objects.begin(); }
   iterator end() { return m_Objects.end(); }
   const_iterator begin() const { return m_Objects.begin(); }
   const_iterator end() const { return m_Objects.end(); }
 
  protected:
   std::unique_ptr<CPDF_Object> CloneNonCyclic(
       bool bDirect,
       std::set<const CPDF_Object*>* pVisited) const override;
@@ skipping 11 matching lines @@
 
 inline std::unique_ptr<CPDF_Array> ToArray(std::unique_ptr<CPDF_Object> obj) {
   CPDF_Array* pArray = ToArray(obj.get());
   if (!pArray)
     return nullptr;
   obj.release();
   return std::unique_ptr<CPDF_Array>(pArray);
 }
 
 #endif  // CORE_FPDFAPI_PARSER_CPDF_ARRAY_H_