Distinguish between user and owner passwords.

core/fpdfapi/fpdf_parser/include/cpdf_document.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_FPDF_PARSER_INCLUDE_CPDF_DOCUMENT_H_
 #define CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DOCUMENT_H_
 
 #include <memory>
@@ skipping 34 matching lines @@
   CPDF_Dictionary* GetInfo() const { return m_pInfoDict; }
 
   void GetID(CFX_ByteString& id1, CFX_ByteString& id2) const {
     id1 = m_ID1;
     id2 = m_ID2;
   }
 
   int GetPageCount() const;
   CPDF_Dictionary* GetPage(int iPage);
   int GetPageIndex(uint32_t objnum);
-  uint32_t GetUserPermissions(FX_BOOL bCheckRevision = FALSE) const;
+  uint32_t GetUserPermissions() const;
   CPDF_DocPageData* GetPageData() const { return m_pDocPage; }
   void ClearPageData();
   void RemoveColorSpaceFromPageData(CPDF_Object* pObject);
 
   CPDF_DocRenderData* GetRenderData() const { return m_pDocRender.get(); }
   void ClearRenderData();
   void ClearRenderFont();
 
   FX_BOOL IsFormStream(uint32_t objnum, FX_BOOL& bForm) const;
 
@@ skipping 61 matching lines @@
   bool m_bLinearized;
   int m_iFirstPageNo;
   uint32_t m_dwFirstPageObjNum;
   CFX_ArrayTemplate<uint32_t> m_PageList;
   // TODO(thestig): Figure out why this cannot be a std::unique_ptr.
   CPDF_DocPageData* m_pDocPage;
   std::unique_ptr<CPDF_DocRenderData> m_pDocRender;
 };
 
 #endif  // CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DOCUMENT_H_