Remove CFX_MapPtrToPtr in xfa/fgas, part 2

xfa/fgas/font/cfgas_gefont.h

Index: xfa/fgas/font/cfgas_gefont.h
diff --git a/xfa/fgas/font/cfgas_gefont.h b/xfa/fgas/font/cfgas_gefont.h
index 962b93fbb5824ad62bcfa686e5ce2e8ce53067db..c1396e52c8654bdad97a5cf7d7ae993f2dfda36f 100644
--- a/xfa/fgas/font/cfgas_gefont.h
+++ b/xfa/fgas/font/cfgas_gefont.h
@@ -109,7 +109,7 @@ class CFGAS_GEFont : public CFX_Retainable {
   std::unique_ptr<CFX_UnicodeEncoding> m_pFontEncoding;
   std::unique_ptr<CFX_DiscreteArrayTemplate<uint16_t>> m_pCharWidthMap;
   std::unique_ptr<CFX_MassArrayTemplate<CFX_Rect>> m_pRectArray;
-  std::unique_ptr<CFX_MapPtrToPtr> m_pBBoxMap;
+  std::map<FX_WCHAR, CFX_Rect*> m_BBoxMap;
   CXFA_PDFFontMgr* m_pProvider;  // not owned.
   std::vector<CFX_RetainPtr<CFGAS_GEFont>> m_SubstFonts;
   std::map<FX_WCHAR, CFX_RetainPtr<CFGAS_GEFont>> m_FontMapper;