Combine StrToInt methods.

core/src/fxcrt/fx_basic_wstring.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 <stddef.h>  // For offsetof().
 
 #include <algorithm>
 #include <cctype>
@@ skipping 976 matching lines @@
     cc++;
   } else if (str[0] == '-') {
     bNegative = TRUE;
     cc++;
   }
   int integer = 0;
   while (cc < len) {
     if (str[cc] == '.') {
       break;
     }
-    integer = integer * 10 + FXSYS_toDecimalDigitWide(str[cc]);
+    integer = integer * 10 + FXSYS_toDecimalDigit(str[cc]);
     cc++;
   }
   FX_FLOAT fraction = 0;
   if (str[cc] == '.') {
     cc++;
     FX_FLOAT scale = 0.1f;
     while (cc < len) {
-      fraction += scale * FXSYS_toDecimalDigitWide(str[cc]);
+      fraction += scale * FXSYS_toDecimalDigit(str[cc]);
       scale *= 0.1f;
       cc++;
     }
   }
   fraction += (FX_FLOAT)integer;
   return bNegative ? -fraction : fraction;
 }
 int CFX_WideString::GetInteger() const {
   return m_pData ? FXSYS_wtoi(m_pData->m_String) : 0;
 }
@@ skipping 26 matching lines @@
   int dest_len =
       FXSYS_MultiByteToWideChar(codepage, 0, bstr, src_len, nullptr, 0);
   CFX_WideString wstr;
   if (dest_len) {
     FX_WCHAR* dest_buf = wstr.GetBuffer(dest_len);
     FXSYS_MultiByteToWideChar(codepage, 0, bstr, src_len, dest_buf, dest_len);
     wstr.ReleaseBuffer(dest_len);
   }
   return wstr;
 }