invoke.texi: Update documentation of hppa -mjump-in-delay option.

invoke.texi: Update documentation of hppa -mjump-in-delay option.

	* doc/invoke.texi: Update documentation of hppa -mjump-in-delay option.
	* config/pa/pa-protos.h (pa_following_call): Delete declaration.
	(pa_jump_in_call_delay): Likewise.
	* config/pa/pa.c (pa_option_override): Remove jump in call delay
	override.
	(pa_output_millicode_call): Remove support for jump in call delay.
	(pa_output_call): Likewise.
	(pa_jump_in_call_delay): Delete.
	(pa_following_call): Likewise.
	* config/pa/pa.md (in_call_delay): Remove jump in delay check.
	(uncond_branch): Remove following call check from attribute length.

From-SVN: r216428