Make CPDF_Stream() take unique_ptr's to its dictionary.

core/fpdfapi/parser/cpdf_syntax_parser.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/fpdfapi/parser/cpdf_syntax_parser.h"
 
 #include <algorithm>
 #include <utility>
@@ skipping 734 matching lines @@
       pCryptoHandler->DecryptStream(context, pData, len, dest_buf);
       pCryptoHandler->DecryptFinish(context, dest_buf);
 
       FX_Free(pData);
       pData = dest_buf.GetBuffer();
       len = dest_buf.GetSize();
       dest_buf.DetachBuffer();
     }
   }
 
-  auto pStream = pdfium::MakeUnique<CPDF_Stream>(pData, len, pDict);
+  auto pStream =
+      pdfium::MakeUnique<CPDF_Stream>(pData, len, pdfium::WrapUnique(pDict));
   streamStartPos = m_Pos;
   FXSYS_memset(m_WordBuffer, 0, kEndObjStr.GetLength() + 1);
   GetNextWordInternal(nullptr);
 
   int numMarkers = ReadEOLMarkers(m_Pos);
   if (m_WordSize == static_cast<unsigned int>(kEndObjStr.GetLength()) &&
       numMarkers != 0 &&
       FXSYS_memcmp(m_WordBuffer, kEndObjStr.raw_str(),
                    kEndObjStr.GetLength()) == 0) {
     m_Pos = streamStartPos;
@@ skipping 146 matching lines @@
     if (limit && m_Pos == limit)
       return -1;
   }
   return -1;
 }
 
 void CPDF_SyntaxParser::SetEncrypt(
     std::unique_ptr<CPDF_CryptoHandler> pCryptoHandler) {
   m_pCryptoHandler = std::move(pCryptoHandler);
 }