Code review comment for lp:~binli/unity-control-center/1291862

> With this patch, I noticed that if you have multiple inputs (> 1) then the
> slider is made insensitive when you remove one of them, meaning that you can't
> update the remaining input's volume.
>
> There's a similar piece of code for adding inputs and outputs that only fires
> if it's the first one - it makes sense to do that check here too, and fixes
> that bug. You only need to consider making the slider insensitive if we are
> handling the removal of the last input.
>
> I did this in lp:~laney/unity-control-center/make-insensitive-on-last-removal-
> only - please have a look and consider merging into this branch.

Iain,

 Thanks, merged it and tested it. :)