Rename IFX_Stream to IFGAS_Stream.

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 acad51af7905d3dd5563fad3c2775ab8ab1ed221..2b4179e711d772c8c2479dab27f390e9aec5dc49 100644
--- a/xfa/fgas/font/cfgas_gefont.h
+++ b/xfa/fgas/font/cfgas_gefont.h
@@ -33,7 +33,7 @@ class CFGAS_GEFont {
   static CFGAS_GEFont* LoadFont(const uint8_t* pBuffer,
                                 int32_t iLength,
                                 CFGAS_FontMgr* pFontMgr);
-  static CFGAS_GEFont* LoadFont(IFX_Stream* pFontStream,
+  static CFGAS_GEFont* LoadFont(IFGAS_Stream* pFontStream,
                                 CFGAS_FontMgr* pFontMgr,
                                 bool bSaveStream);
 #endif
@@ -69,7 +69,7 @@ class CFGAS_GEFont {
                         uint32_t dwFontStyles,
                         uint16_t wCodePage);
   bool LoadFontInternal(const uint8_t* pBuffer, int32_t length);
-  bool LoadFontInternal(IFX_Stream* pFontStream, bool bSaveStream);
+  bool LoadFontInternal(IFGAS_Stream* pFontStream, bool bSaveStream);
 #endif
   bool LoadFontInternal(CFX_Font* pExternalFont);
   bool LoadFontInternal(std::unique_ptr<CFX_Font> pInternalFont);
@@ -97,7 +97,7 @@ class CFGAS_GEFont {
   CFGAS_FontMgr* const m_pFontMgr;
   int32_t m_iRefCount;
   bool m_bExternalFont;
-  std::unique_ptr<IFX_Stream, ReleaseDeleter<IFX_Stream>> m_pStream;
+  std::unique_ptr<IFGAS_Stream, ReleaseDeleter<IFGAS_Stream>> m_pStream;
   std::unique_ptr<IFX_SeekableReadStream,
                   ReleaseDeleter<IFX_SeekableReadStream>>
       m_pFileRead;