Replace IFGAS_Font with underlying concrete type

xfa/fde/cfde_txtedttextset.cpp

 // 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
 
 #include "xfa/fde/cfde_txtedttextset.h"
 
 #include "xfa/fde/cfde_txtedtengine.h"
 #include "xfa/fde/cfde_txtedtpage.h"
@@ skipping 31 matching lines @@
   const FDE_TEXTEDITPIECE* pPiece =
       reinterpret_cast<const FDE_TEXTEDITPIECE*>(hText);
   FX_WCHAR* pBuffer = wsText.GetBuffer(pPiece->nCount);
   for (int32_t i = 0; i < pPiece->nCount; i++) {
     pBuffer[i] = m_pPage->GetChar((void*)hText, i);
   }
   wsText.ReleaseBuffer(pPiece->nCount);
   return pPiece->nCount;
 }
 
-IFX_Font* CFDE_TxtEdtTextSet::GetFont(FDE_HVISUALOBJ hText) {
+CFX_GEFont* CFDE_TxtEdtTextSet::GetFont(FDE_HVISUALOBJ hText) {
   return m_pPage->GetEngine()->GetEditParams()->pFont;
 }
 
 FX_FLOAT CFDE_TxtEdtTextSet::GetFontSize(FDE_HVISUALOBJ hText) {
   return m_pPage->GetEngine()->GetEditParams()->fFontSize;
 }
 
 FX_ARGB CFDE_TxtEdtTextSet::GetFontColor(FDE_HVISUALOBJ hText) {
   return m_pPage->GetEngine()->GetEditParams()->dwFontColor;
 }
@@ skipping 57 matching lines @@
   tr.iLength = nLength;
   tr.pFont = pTextParams->pFont;
   tr.fFontSize = pTextParams->fFontSize;
   tr.dwStyles = dwLayoutStyle;
   tr.iCharRotation = pTextParams->nCharRotation;
   tr.dwCharStyles = pPiece->dwCharStyles;
   tr.pRect = &(pPiece->rtPiece);
   tr.wLineBreakChar = pTextParams->wLineBreakChar;
   return pEngine->GetTextBreak()->GetCharRects(&tr, rtArray, bBBox);
 }