* basic-block.h (basic_block_def): Kill rbi.
	(reorder_block_def): Kill; Remove next field (replaced by aux);
	move other fields to ...
	(rtl_bb_info): ... here.
	* bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
	copy_bb, connect_traces, add_labels_and_missing_jumps
	fix_up_fall_thru_edges, fix_crossing_conditional_branches,
	duplicate_computed_gotos, partition_hot_cold_basic-blocks):
	Update to new fields.
	* cfg.c (initialize_bb_rbi): Kill.
	* cfglayout.c (record_effective_endpoints, fixup_reorder_chain,
	fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update.
	* cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi.
	(try_redirect_by_replacing_jump): Update rbi references.
	(cfg_layout_split_block): Likewise.
	(cfg_layout_delete_block): Likewise.
	(cfg_layout_merge_blocks): Likewise.
	* function.c (thread_prologue_and_epilogue_insns): Likewise.
	* passes.c (rest_of_handle_sms): Likewise.
	* tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.

From-SVN: r101359