Use ASCII strings for switch names.

o3d/converter/cross/converter_main.cc

 /*
  * Copyright 2009, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 91 matching lines @@
         << "    Stops the converter from changing materials to <constant> if\n"
         << "    they are used by a mesh that has no normals.\n"
         << "--no-binary\n"
         << "    Use JSON for buffers, skins, curves instead of binary\n"
         << "--json-only\n"
         << "    Don't make a gzipped tar file, just JSON.\n";
     return EXIT_FAILURE;
   }
 
   o3d::converter::Options options;
-  options.condition = !command_line->HasSwitch(L"no-condition");
-  options.pretty_print = command_line->HasSwitch(L"pretty-print");
-  options.binary = !command_line->HasSwitch(L"no-binary");
-  options.json_only = !command_line->HasSwitch(L"json-only");
-  if (command_line->HasSwitch(L"base-path")) {
+  options.condition = !command_line->HasSwitch("no-condition");
+  options.pretty_print = command_line->HasSwitch("pretty-print");
+  options.binary = !command_line->HasSwitch("no-binary");
+  options.json_only = !command_line->HasSwitch("json-only");
+  if (command_line->HasSwitch("base-path")) {
     options.base_path = o3d::WideToFilePath(
-        command_line->GetSwitchValue(L"base-path"));
+        command_line->GetSwitchValue("base-path"));
   }
-  if (command_line->HasSwitch(L"asset-paths")) {
+  if (command_line->HasSwitch("asset-paths")) {
     std::vector<std::wstring> paths;
-    SplitString(command_line->GetSwitchValue(L"asset-paths"), ',', &paths);
+    SplitString(command_line->GetSwitchValue("asset-paths"), ',', &paths);
     for (size_t ii = 0; ii < paths.size(); ++ii) {
       options.file_paths.push_back(o3d::WideToFilePath(paths[ii]));
     }
   }
-  if (command_line->HasSwitch(L"up-axis")) {
-    wstring up_axis_string = command_line->GetSwitchValue(L"up-axis");
+  if (command_line->HasSwitch("up-axis")) {
+    wstring up_axis_string = command_line->GetSwitchValue("up-axis");
     int x, y, z;
     if (swscanf(up_axis_string.c_str(), L"%d,%d,%d", &x, &y, &z) != 3) {
       std::cerr << "Invalid --up-axis value. Should be --up-axis=x,y,z\n";
       return EXIT_FAILURE;
     }
     options.up_axis = o3d::Vector3(static_cast<float>(x),
                                    static_cast<float>(y),
                                    static_cast<float>(z));
   }
 
   o3d::String error_messages;
   bool result = o3d::converter::Convert(in_filename,
                                         out_filename,
                                         options,
                                         &error_messages);
   if (result) {
     std::cerr << "Converted '" << o3d::FilePathToUTF8(in_filename).c_str()
               << "' to '" << o3d::FilePathToUTF8(out_filename).c_str()
               << "'." << std::endl;
     return EXIT_SUCCESS;
   } else {
     std::cerr << error_messages.c_str() << std::endl;
     std::cerr << "FAILED to convert '"
               << o3d::FilePathToUTF8(in_filename).c_str()
               << "' to '" << o3d::FilePathToUTF8(out_filename).c_str()
               << "'." << std::endl;
     return EXIT_FAILURE;
   }
 }