Remove obsolete toolbar button code in torbutton.js
In #10751 (moved), we adapted the torbutton button to the "Australis UI" introduced in ESR31. There's some leftover ESR24 code we marked for later removal -- let's do that.
In #10751 (moved), we adapted the torbutton button to the "Australis UI" introduced in ESR31. There's some leftover ESR24 code we marked for later removal -- let's do that.