Use unique_ptr in CPDF_CidFont

core/fpdfapi/fpdf_font/cpdf_cidfont.h

Index: core/fpdfapi/fpdf_font/cpdf_cidfont.h
diff --git a/core/fpdfapi/fpdf_font/cpdf_cidfont.h b/core/fpdfapi/fpdf_font/cpdf_cidfont.h
index 9beb7cb1079b7c5cb4ec5578aa56964667ca3b52..62840f847a11a4da65ebb3bd8ce1178e40f487b5 100644
--- a/core/fpdfapi/fpdf_font/cpdf_cidfont.h
+++ b/core/fpdfapi/fpdf_font/cpdf_cidfont.h
@@ -7,6 +7,8 @@
 #ifndef CORE_FPDFAPI_FPDF_FONT_CPDF_CIDFONT_H_
 #define CORE_FPDFAPI_FPDF_FONT_CPDF_CIDFONT_H_
 
+#include <memory>
+
 #include "core/fpdfapi/fpdf_font/include/cpdf_font.h"
 #include "core/fxcrt/include/fx_string.h"
 #include "core/fxcrt/include/fx_system.h"
@@ -69,21 +71,21 @@ class CPDF_CIDFont : public CPDF_Font {
   FX_WCHAR GetUnicodeFromCharCode(uint32_t charcode) const;
 
   CPDF_CMap* m_pCMap;
-  CPDF_CMap* m_pAllocatedCMap;
+  std::unique_ptr<CPDF_CMap> m_pAllocatedCMap;
   CPDF_CID2UnicodeMap* m_pCID2UnicodeMap;
   CIDSet m_Charset;
   FX_BOOL m_bType1;
-  CPDF_StreamAcc* m_pCIDToGIDMap;
   FX_BOOL m_bCIDIsGID;
   uint16_t m_DefaultWidth;
-  uint16_t* m_pAnsiWidths;
+  std::unique_ptr<CPDF_StreamAcc> m_pStreamAcc;
+  bool m_bAnsiWidthsFixed;
   FX_SMALL_RECT m_CharBBox[256];
   CFX_ArrayTemplate<uint32_t> m_WidthList;
   short m_DefaultVY;
   short m_DefaultW1;
   CFX_ArrayTemplate<uint32_t> m_VertMetrics;
   FX_BOOL m_bAdobeCourierStd;
-  CFX_CTTGSUBTable* m_pTTGSUBTable;
+  std::unique_ptr<CFX_CTTGSUBTable> m_pTTGSUBTable;
 };
 
 #endif  // CORE_FPDFAPI_FPDF_FONT_CPDF_CIDFONT_H_