Remove some IFX_* wrappers.

fpdfsdk/pdfwindow/PWL_Utils.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 FPDFSDK_PDFWINDOW_PWL_UTILS_H_
 #define FPDFSDK_PDFWINDOW_PWL_UTILS_H_
 
 #include "core/fpdfdoc/include/cpvt_wordrange.h"
 #include "fpdfsdk/pdfwindow/PWL_Wnd.h"
 
+class CFX_Edit;
 class CFX_PathData;
-class IFX_Edit;
 
 struct CPWL_Color;
 
 template <class T>
 T PWL_MIN(const T& i, const T& j) {
   return ((i < j) ? i : j);
 }
 template <class T>
 T PWL_MAX(const T& i, const T& j) {
   return ((i > j) ? i : j);
@@ skipping 134 matching lines @@
                                                const CPWL_Color& crText,
                                                FX_FLOAT fFontSize,
                                                int32_t nLayOut);
   static CFX_ByteString GetCheckBoxAppStream(const CFX_FloatRect& rcBBox,
                                              int32_t nStyle,
                                              const CPWL_Color& crText);
   static CFX_ByteString GetRadioButtonAppStream(const CFX_FloatRect& rcBBox,
                                                 int32_t nStyle,
                                                 const CPWL_Color& crText);
 
-  static CFX_ByteString GetEditAppStream(IFX_Edit* pEdit,
+  static CFX_ByteString GetEditAppStream(CFX_Edit* pEdit,
                                          const CFX_FloatPoint& ptOffset,
                                          const CPVT_WordRange* pRange = nullptr,
                                          FX_BOOL bContinuous = TRUE,
                                          uint16_t SubWord = 0);
   static CFX_ByteString GetEditSelAppStream(
-      IFX_Edit* pEdit,
+      CFX_Edit* pEdit,
       const CFX_FloatPoint& ptOffset,
       const CPVT_WordRange* pRange = nullptr);
   static CFX_ByteString GetTextAppStream(const CFX_FloatRect& rcBBox,
                                          IPVT_FontMap* pFontMap,
                                          const CFX_WideString& sText,
                                          int32_t nAlignmentH,
                                          int32_t nAlignmentV,
                                          FX_FLOAT fFontSize,
                                          FX_BOOL bMultiLine,
                                          FX_BOOL bAutoReturn,
@@ skipping 204 matching lines @@
                               CFX_PathData& path,
                               const CFX_FloatRect& crBBox,
                               const PWL_PATH_TYPE type);
   static void GetGraphics_Foxit(CFX_ByteString& sPathData,
                                 CFX_PathData& path,
                                 const CFX_FloatRect& crBBox,
                                 const PWL_PATH_TYPE type);
 };
 
 #endif  // FPDFSDK_PDFWINDOW_PWL_UTILS_H_