Delete unused methods in CPDF_Document

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 29 matching lines @@
 
 class CPDF_Document : public CPDF_IndirectObjectHolder {
  public:
   explicit CPDF_Document(std::unique_ptr<CPDF_Parser> pParser);
   ~CPDF_Document() override;
 
   CPDF_Parser* GetParser() const { return m_pParser.get(); }
   CPDF_Dictionary* GetRoot() const { return m_pRootDict; }
   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() const;
   CPDF_DocPageData* GetPageData() const { return m_pDocPage; }
-  void ClearPageData();
-  void RemoveColorSpaceFromPageData(CPDF_Object* pObject);
 
   std::unique_ptr<JBig2_DocumentContext>* CodecContext() {
     return &m_pCodecContext;
   }
   std::unique_ptr<CPDF_LinkList>* LinksContext() { return &m_pLinksContext; }
 
   CPDF_DocRenderData* GetRenderData() const { return m_pDocRender.get(); }
-  void ClearRenderData();
-  void ClearRenderFont();
 
   FX_BOOL IsFormStream(uint32_t objnum, FX_BOOL& bForm) const;
 
   // |pFontDict| must not be null.
   CPDF_Font* LoadFont(CPDF_Dictionary* pFontDict);
   CPDF_ColorSpace* LoadColorSpace(CPDF_Object* pCSObj,
                                   CPDF_Dictionary* pResources = nullptr);
 
   CPDF_Pattern* LoadPattern(CPDF_Object* pObj,
                             FX_BOOL bShading,
@@ skipping 14 matching lines @@
   CPDF_Font* AddStandardFont(const FX_CHAR* font, CPDF_FontEncoding* pEncoding);
   CPDF_Font* AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert);
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
   CPDF_Font* AddWindowsFont(LOGFONTA* pLogFont,
                             FX_BOOL bVert,
                             FX_BOOL bTranslateName = FALSE);
   CPDF_Font* AddWindowsFont(LOGFONTW* pLogFont,
                             FX_BOOL bVert,
                             FX_BOOL bTranslateName = FALSE);
 #endif
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
-  CPDF_Font* AddMacFont(CTFontRef pFont,
-                        FX_BOOL bVert,
-                        FX_BOOL bTranslateName = FALSE);
-#endif
 
  protected:
   friend class CPDF_Creator;
   friend class CPDF_Parser;
   friend class CPDF_DataAvail;
   friend class CPDF_OCContext;
 
   // Retrieve page count information by getting count value from the tree nodes
   int RetrievePageCount() const;
   CPDF_Dictionary* FindPDFPage(CPDF_Dictionary* pPages,
                                int iPage,
                                int nPagesToGo,
                                int level);
   int FindPageIndex(CPDF_Dictionary* pNode,
                     uint32_t& skip_count,
                     uint32_t objnum,
                     int& index,
                     int level = 0);
-  FX_BOOL CheckOCGVisible(CPDF_Dictionary* pOCG, FX_BOOL bPrinting);
   CPDF_Object* ParseIndirectObject(uint32_t objnum) override;
 
   std::unique_ptr<CPDF_Parser> m_pParser;
   CPDF_Dictionary* m_pRootDict;
   CPDF_Dictionary* m_pInfoDict;
-  CFX_ByteString m_ID1;
-  CFX_ByteString m_ID2;
   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;
   std::unique_ptr<JBig2_DocumentContext> m_pCodecContext;
   std::unique_ptr<CPDF_LinkList> m_pLinksContext;
 
  private:
   void LoadDocInternal();
 };
 
 #endif  // CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DOCUMENT_H_