ERROR_REASON_PROXY_AUTH_CANCELLED 36 chrome/browser/chromeos/login/screens/error_screen_actor.cc case ErrorScreenActor::ERROR_REASON_PROXY_AUTH_CANCELLED: ERROR_REASON_PROXY_AUTH_CANCELLED 147 chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc reason == ErrorScreenActor::ERROR_REASON_PROXY_AUTH_CANCELLED ||