[RFA] Remove defs.h #include in rs6000-tdep.h

[Mark Kettenis]

> Date: Thu, 20 Dec 2007 19:46:20 +0400
> From: Joel Brobecker <brobecker@adacore.com>
> 
> This is the only other #include of defs.h in a .h file that I could find,
> and I wouldn't mind a second look.

Looks ok.

> I noticed that it was also missing an opaque declaration of struct
> frame_info, so I added it as well.

There is one in "defs.h", but it doesn't hurt.

> 2007-12-20  Joel Brobecker  <brobecker@adacore.com>
> 
>         * rs6000-tdep.h: Remove defs.h #include.
>         (struct frame_info): Add opaque declaration.
>         * Makefile.in (rs6000_tdep_h): Update dependencies.