KToolBar api cleanup

[Allen Winter]

On Monday 15 October 2007 3:33:37 pm David Faure wrote:
> KConfigGroup usage in KToolBar is weird, it has kde3 logic like "if group name is empty
> then set it to some group name made up by ktoolbar".
> 
> I checked KDE+extragear+playground with lxr and with gcc:
> 1) the few calls to saveSettings+applySettings do pass a group name, which is of course the only
> sensible thing to do with KConfigGroup;
> 2) protected settingsGroup() was only used internally (and only for the fallback group thing) -> removed
> 3) protected applyAppearanceSettings() is only used internally -> made private
> 
> Patch attached (normally I would have just committed, but well, let's play by the rules ;)
> 

Looks fine.