defaultPref("extensions.formautofill.addresses.enabled", false);
defaultPref("extensions.formautofill.available", "off");
defaultPref("extensions.formautofill.creditCards.enabled", false);
defaultPref("extensions.formautofill.heuristics.enabled", false);

lockPref("signon.autofillForms", false);
lockPref("signon.autofillForms.http", false);
//lockPref("browser.urlbar.autoFill", false);
//lockPref("browser.urlbar.autoFill.typed", false);