Christian Weisgerber:

> simplify the (ref|tree)_scroll_(up|down) function signatures
> 
> Pass only the view state and scroll amount to these functions;

I missed that there is another pair, scroll_up() and scroll_down().
These do need a "view" parameter--well, scroll_down() does--so
should ref_scroll_*, tree_scroll_* also take one to keep all these
functions similar?

-- 
Christian "naddy" Weisgerber                          naddy@mips.inka.de