remove unused function

Utils/Text Utils.cpp

@@ -388,17 +388,6 @@ void ParseCommandLine (
    ++*numargs;
 }
 
-inline std::string narrow(std::wstring const& text)
-{
-	std::locale const loc("");
-	wchar_t const* from = text.c_str();
-	std::size_t const len = text.size();
-	std::vector<char> buffer(len + 1);
-	std::use_facet<std::ctype<wchar_t> >(loc).narrow(from, from + len, '_', &buffer[0]);
-
-	return std::string(&buffer[0], &buffer[len]);
-}
-
 // convert UTF-8 string to wstring
 std::wstring utf8_to_wstring(const std::string& str)
 {