Pier Angelo Vendrame pushed to branch tor-browser-153.4.0esr-16.0-1 at The Tor Project / Applications / Tor Browser

Commits:

• bbed2602
  by Pier Angelo Vendrame at 2026-10-01T12:26:27+02:00

  fixup! BB 42084: Ensure English spoofing works even if preferences are set out of order.
  
  BB 44341: Unregister the intl.accept_languages observer.
  

1 changed file:

• toolkit/components/resistfingerprinting/RFPHelper.sys.mjs

Changes:

     Services.prefs.removeObserver(kPrefVerticalTabs, this);

     // Remove the RFP observers, swallowing exceptions if they weren't present

     this._removeLanguagePrefObservers();

+    // Added in _handleSpoofEnglishChanged.

+    Services.prefs.removeObserver("intl.accept_languages", this);

   }

   observe(subject, topic, data) {