const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm"); function run_test() { Services.prefs.setBoolPref("geo.provider.network.scan", false); Services.prefs.setCharPref("geo.provider.network.url", "UrlNotUsedHere"); run_test_in_child("./test_geolocation_position_unavailable.js"); }