Closed issue by svenper on void-packages repository

https://github.com/void-linux/void-packages/issues/21245

Description:
(split off from #12885 since the separate password field bug was fixed)

# System

* xuname:  
  Void 5.4.33_2 x86_64-musl GenuineIntel uptodate hold rrnFFFFFFFFF
* package:  
  firefox-75.0_1

### Expected behavior

directory list views are not broken by dconf or browser.tabs.remote.autostart

### Actual behavior

directory list views are broken by dconf or browser.tabs.remote.autostart

### Steps to reproduce the behavior

1. uninstall dconf
2. restart firefox and navigate to `file:///` or `ftp://*` (e.g. ftp://ftp.fr.debian.org/)
3. install dconf
4. 2\.
5. disable browser.tabs.remote.autostart in about:config
6. 2\.