CheckDirExistsAndGetMtime  401 base/nix/mime_util_xdg.cc   if (!CheckDirExistsAndGetMtime(dir, &last_modified))
CheckDirExistsAndGetMtime  468 base/nix/mime_util_xdg.cc       if (!CheckDirExistsAndGetMtime(iter->first, &last_modified) ||