(In reply to Botond Ballo [:botond] from comment #17)
> I'm not seeing "--enable-default-toolkit=cairo-gtk3" in your configure
> flags, which I guess means you're not using a GTK3 build.
>
> Are you using an official build of Firefox (downloaded from [1])? If not,
> where did you get your Firefox build from?
>
> [1] https://www.mozilla.org/en-US/firefox/new/
I'm using firefox (from official repos) on Ubuntu 17.04. AFAIK it should be compiled with gtk3 support.
(In reply to Botond Ballo [:botond] from comment #17) default- toolkit= cairo-gtk3" in your configure /www.mozilla. org/en- US/firefox/ new/
> I'm not seeing "--enable-
> flags, which I guess means you're not using a GTK3 build.
>
> Are you using an official build of Firefox (downloaded from [1])? If not,
> where did you get your Firefox build from?
>
> [1] https:/
I'm using firefox (from official repos) on Ubuntu 17.04. AFAIK it should be compiled with gtk3 support.