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

core/fpdfapi/parser/cpdf_syntax_parser.cpp

Index: core/fpdfapi/parser/cpdf_syntax_parser.cpp
diff --git a/core/fpdfapi/parser/cpdf_syntax_parser.cpp b/core/fpdfapi/parser/cpdf_syntax_parser.cpp
index 4a0fd3a4088cb803978a13b97279b7aba8f44441..17e4954f2abf4ba78c09c97c2bfa6e713bc14c4b 100644
--- a/core/fpdfapi/parser/cpdf_syntax_parser.cpp
+++ b/core/fpdfapi/parser/cpdf_syntax_parser.cpp
@@ -752,7 +752,8 @@ std::unique_ptr<CPDF_Stream> CPDF_SyntaxParser::ReadStream(
     }
   }
 
-  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);