bug#26339: [PATCH 17/18] scripts: system: Adapt "switch-generation" to new bootloader API.

[Mathieu Othacehe]

Thanks again for your patience Danny !

> Wait.  So that's the only reason for boot-type ?  I guess it works like that 
> too, but couldn't we check the operating-system bootloader-configuration 
> directly ?  Or is it for something completely different ?

Yes my idea was to use the boot-type to keep track of the installed
bootloader, for each system generation (and to restore it if needed).

I tried to find a better idea but I didn't. I'm not sure what you mean
by checking "bootloader-configuration" ?

Mathieu