Wordstyle not being used to calculate word width

fpdfsdk/fxedit/include/fxet_edit.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_FXEDIT_INCLUDE_FXET_EDIT_H_
 #define FPDFSDK_FXEDIT_INCLUDE_FXET_EDIT_H_
 
 #include <memory>
@@ skipping 524 matching lines @@
 };
 
 class CFX_Edit_Provider : public CPDF_VariableText::Provider {
  public:
   explicit CFX_Edit_Provider(IPVT_FontMap* pFontMap);
   ~CFX_Edit_Provider() override;
 
   IPVT_FontMap* GetFontMap();
 
   // CPDF_VariableText::Provider:
-  int32_t GetCharWidth(int32_t nFontIndex,
-                       uint16_t word,
-                       int32_t nWordStyle) override;
+  int32_t GetCharWidth(int32_t nFontIndex, uint16_t word) override;
   int32_t GetTypeAscent(int32_t nFontIndex) override;
   int32_t GetTypeDescent(int32_t nFontIndex) override;
   int32_t GetWordFontIndex(uint16_t word,
                            int32_t charset,
                            int32_t nFontIndex) override;
   int32_t GetDefaultFontIndex() override;
   FX_BOOL IsLatinWord(uint16_t word) override;
 
  private:
   IPVT_FontMap* m_pFontMap;
 };
 
 #endif  // FPDFSDK_FXEDIT_INCLUDE_FXET_EDIT_H_