Replace IFGAS_Font with underlying concrete type

xfa/fde/ifde_txtedtengine.h

 // Copyright 2014 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 XFA_FDE_IFDE_TXTEDTENGINE_H_
 #define XFA_FDE_IFDE_TXTEDTENGINE_H_
 
 #include "core/fxge/include/fx_dib.h"
@@ skipping 93 matching lines @@
         nHorzScale(100),
         fCharSpace(0),
         pEventSink(nullptr) {}
 
   FX_FLOAT fPlateWidth;
   FX_FLOAT fPlateHeight;
   int32_t nLineCount;
   uint32_t dwLayoutStyles;
   uint32_t dwAlignment;
   uint32_t dwMode;
-  IFX_Font* pFont;
+  CFX_GEFont* pFont;
   FX_FLOAT fFontSize;
   FX_ARGB dwFontColor;
   FX_FLOAT fLineSpace;
   FX_FLOAT fTabWidth;
   FX_BOOL bTabEquidistant;
   FX_WCHAR wDefChar;
   FX_WCHAR wLineBreakChar;
   int32_t nCharRotation;
   int32_t nLineEnd;
   int32_t nHorzScale;
   FX_FLOAT fCharSpace;
   CFWL_EditImp* pEventSink;
 };
 
 enum FDE_TXTEDT_TEXTCHANGE_TYPE {
   FDE_TXTEDT_TEXTCHANGE_TYPE_Insert = 0,
   FDE_TXTEDT_TEXTCHANGE_TYPE_Delete,
   FDE_TXTEDT_TEXTCHANGE_TYPE_Replace,
 };
 
 struct FDE_TXTEDT_TEXTCHANGE_INFO {
   int32_t nChangeType;
   CFX_WideString wsInsert;
   CFX_WideString wsDelete;
   CFX_WideString wsPrevText;
 };
 
 #endif  // XFA_FDE_IFDE_TXTEDTENGINE_H_