Make down-conversion explicit from CFX_Widetring to CFX_WideStringC.

xfa/fxfa/app/xfa_fontmgr.cpp

 // 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
 
 #include "xfa/include/fxfa/xfa_fontmgr.h"
 
 #include <algorithm>
 
@@ skipping 1747 matching lines @@
 }
 
 IFX_Font* CXFA_DefFontMgr::GetFont(CXFA_FFDoc* hDoc,
                                    const CFX_WideStringC& wsFontFamily,
                                    uint32_t dwFontStyles,
                                    uint16_t wCodePage) {
   CFX_WideString wsFontName = wsFontFamily;
   IFX_FontMgr* pFDEFontMgr = hDoc->GetApp()->GetFDEFontMgr();
   IFX_Font* pFont = pFDEFontMgr->LoadFont(wsFontName, dwFontStyles, wCodePage);
   if (!pFont) {
-    const XFA_FONTINFO* pCurFont = XFA_GetFontINFOByFontName(wsFontName);
+    const XFA_FONTINFO* pCurFont =
+        XFA_GetFontINFOByFontName(wsFontName.AsWideStringC());
     if (pCurFont && pCurFont->pReplaceFont) {
       uint32_t dwStyle = 0;
       if (dwFontStyles & FX_FONTSTYLE_Bold) {
         dwStyle |= FX_FONTSTYLE_Bold;
       }
       if (dwFontStyles & FX_FONTSTYLE_Italic) {
         dwStyle |= FX_FONTSTYLE_Italic;
       }
       const FX_WCHAR* pReplace = pCurFont->pReplaceFont;
       int32_t iLength = FXSYS_wcslen(pReplace);
@@ skipping 243 matching lines @@
   bsKey.Format("%u%u%u", dwHash, dwFontStyles, wCodePage);
   auto it = m_FontMap.find(bsKey);
   if (it != m_FontMap.end())
     return it->second;
   CFX_WideString wsEnglishName;
   XFA_LocalFontNameToEnglishName(wsFontFamily, wsEnglishName);
   CXFA_PDFFontMgr* pMgr = (CXFA_PDFFontMgr*)m_PDFFontMgrArray.GetValueAt(hDoc);
   CPDF_Font* pPDFFont = NULL;
   IFX_Font* pFont = NULL;
   if (pMgr) {
-    pFont = pMgr->GetFont(wsEnglishName, dwFontStyles, &pPDFFont);
+    pFont =
+        pMgr->GetFont(wsEnglishName.AsWideStringC(), dwFontStyles, &pPDFFont);
     if (pFont)
       return pFont;
   }
   if (!pFont && m_pDefFontMgr) {
     pFont = m_pDefFontMgr->GetFont(hDoc, wsFontFamily, dwFontStyles, wCodePage);
   }
   if (!pFont && pMgr) {
     pPDFFont = NULL;
-    pFont = pMgr->GetFont(wsEnglishName, dwFontStyles, &pPDFFont, FALSE);
+    pFont = pMgr->GetFont(wsEnglishName.AsWideStringC(), dwFontStyles,
+                          &pPDFFont, FALSE);
     if (pFont)
       return pFont;
   }
   if (!pFont && m_pDefFontMgr) {
     pFont = m_pDefFontMgr->GetDefaultFont(hDoc, wsFontFamily, dwFontStyles,
                                           wCodePage);
   }
   if (pFont) {
     if (pPDFFont) {
       pMgr->m_FDE2PDFFont.SetAt(pFont, pPDFFont);
@@ skipping 22 matching lines @@
     CXFA_PDFFontMgr* pMgr = NULL;
     m_PDFFontMgrArray.GetNextAssoc(ps, (void*&)hDoc, (void*&)pMgr);
     delete pMgr;
   }
   m_PDFFontMgrArray.RemoveAll();
   m_FontMap.clear();
 }
 void CXFA_FontMgr::SetDefFontMgr(CXFA_DefFontMgr* pFontMgr) {
   m_pDefFontMgr = pFontMgr;
 }