make fingerprinting test stat depend on whether OS is linux
make fingerprinting test stat depend on whether OS is linux

fix #3227

diasdavid/browser-laptop,luixxiul/browser-laptop,luixxiul/browser-laptop,timborden/browser-laptop,diasdavid/browser-laptop,timborden/browser-laptop,diasdavid/browser-laptop,luixxiul/browser-laptop,timborden/browser-laptop,diasdavid/browser-laptop,timborden/browser-laptop,luixxiul/browser-laptop