[patch rfc] generic POP_FRAME

[Andrew Cagney]

> 2003-03-10  Andrew Cagney  <cagney@redhat.com>
> 
> 	Eliminate the need for POP_FRAME.
> 	* frame-unwind.h (frame_unwind_pop_ftype): Delete definition.
> 	(struct frame_unwind): Update.
> 	* frame.c (do_frame_unwind_register): New function.
> 	(frame_pop): When no POP_FRAME, pop the frame using register
> 	unwind and a scratch regcache.
> 	(frame_saved_regs_pop): Delete function.
> 	(trad_frame_unwinder): Update.
> 	* d10v-tdep.c (d10v_frame_pop): Delete function.
> 	(d10v_frame_unwind): Update.
> 	* sentinel-frame.c (sentinel_frame_pop): Delete function.
> 	(sentinel_frame_unwinder): Update.
> 	* dummy-frame.c (dummy_frame_pop): Delete function.
> 	(dummy_frame_unwind): Update.
> 
I've checked this in.

Andrew