except.c (call_get_eh_context): Don't take a parm.

	* except.c (call_get_eh_context): Don't take a parm.
	Put the call at the top of the function.
	(emit_eh_context): Adjust.
	(get_eh_context): Replace with former use_eh_context.
	(get_eh_context_once, get_saved_pc_ref): Remove.
	(start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
	* except.h: Adjust.
	* integrate.c (expand_inline_function): Adjust.
	* toplev.c (rest_of_compilation): Don't call emit_unwinder.

tidy tidy tidy

From-SVN: r17065