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FF_arkenfox_user.js/scratchpad-scripts/ghacks-clear-FF68inclusive-[RFP-alternatives].js

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/***
This will reset the preferences that are under sections 4600 & 4700 in the ghacks user.js
up to and including Firefox/ESR 68. These are the prefs that are no longer necessary,
or they conflict with, privacy.resistFingerprinting if you have that enabled.
For instructions see:
https://github.com/ghacksuserjs/ghacks-user.js/wiki/3.1-Resetting-Inactive-Prefs-[Scripts]
***/
(function() {
let ops = [
/* section 4600 */
'dom.maxHardwareConcurrency',
'dom.enable_resource_timing',
'dom.enable_performance',
'device.sensors.enabled',
'browser.zoom.siteSpecific',
'dom.gamepad.enabled',
'dom.netinfo.enabled',
'media.webspeech.synth.enabled',
'media.video_stats.enabled',
'dom.w3c_touch_events.enabled',
'media.ondevicechange.enabled',
'webgl.enable-debug-renderer-info',
'dom.w3c_pointer_events.enabled',
'ui.use_standins_for_native_colors',
/* section 4700 */
'general.useragent.override',
'general.buildID.override',
'general.appname.override',
'general.appversion.override',
'general.platform.override',
'general.oscpu.override',
/* reset parrot: check your open about:config after running the script */
'_user.js.parrot'
]
if("undefined" === typeof(Services)) {
alert("about:config needs to be the active tab!");
return;
}
let c = 0;
for (let i = 0, len = ops.length; i < len; i++) {
if (Services.prefs.prefHasUserValue(ops[i])) {
Services.prefs.clearUserPref(ops[i]);
if (!Services.prefs.prefHasUserValue(ops[i])) {
console.log("reset", ops[i]);
c++;
} else { console.log("failed to reset", ops[i]); }
}
}
focus();
let d = (c==1) ? " pref" : " prefs";
if (c > 0) {
alert("successfully reset " + c + d + "\n\nfor details check the Browser Console (Ctrl+Shift+J)");
} else { alert("nothing to reset"); }
})();