[PATCH] Get rid of i386_frame_num_args

[Andrew Cagney]

> This has been commented out for ages now.  I don't see us using this
> bit of code ever again.  Zapped.
> 
> Mark
> 
> Index: ChangeLog
> from  Mark Kettenis  <kettenis@gnu.org>
>  
> 	* i386-tdep.c (i386_frame_num_args): Remove function.
> 	(i386_gdbarch_init): Set frame_num_args to frame_num_args_unknown.
> 

Just FYI,

Only the vax implements that stuff.  I'm thinking that it should be 
deleted, replaced with an isa specific extra info method.

Something else to delete ...

Andrew