Jorge Villalobos jorge at
Mon Oct 16 18:23:00 UTC 2017

There's a detailed explanation in this (old) blog post:

The Add-ons Blog has a bunch of newer posts that expand on this.


On 10/15/17 5:38 AM, Tobias Köck wrote:
> Hi,
> I have tried Firefox 57 and was astonished that almost all Plugins
> didn't work.
> I asked the GUI who where doing the Classic Theme Restorer and he said
> under WebExtensions with Firefox 57+ it won't be possible to adjust the
> Firefox GUI and the menus. So no implementation there.
> Is that right? If yes why did you do that? Not everybody wants that
> 'hipster' menus and GUI elements. Why do you want to simulate Chrome in
> that way and don't give users a chance to keep their preferred browser look?
> Greetings
> Tobias
> _______________________________________________
> Dev-addons mailing list
> Dev-addons at

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