* frame.h (select_frame): Delete level parameter.

* frame.h (select_frame): Delete level parameter.
* stack.c (select_frame): Update.  Use frame_relative_level to
obtain the frame's level.
(select_and_print_frame): Update call.
(select_frame_command): Ditto.
(up_silently_base): Ditto.
(down_silently_base): Ditto.
* ocd.c (ocd_start_remote): Ditto.
* remote-rdp.c (remote_rdp_open): Ditto.
* remote-mips.c (mips_initialize): Ditto.
(common_open): Ditto.
* remote-e7000.c (e7000_start_remote): Ditto.
* m3-nat.c (select_thread): Ditto.
* hppa-tdep.c (child_get_current_exception_event): Ditto.
(child_get_current_exception_event): Ditto.
* varobj.c (varobj_create): Ditto.
(varobj_update): Ditto.
(c_value_of_root): Ditto.
* tracepoint.c (finish_tfind_command): Ditto.
* corelow.c (core_open): Ditto.
* arch-utils.c (generic_prepare_to_proceed): Ditto.
* thread.c (info_threads_command): Ditto.
(switch_to_thread): Ditto.
* infrun.c (normal_stop): Ditto.
(restore_selected_frame): Ditto.
(restore_inferior_status): Ditto.
* breakpoint.c (insert_breakpoints): Ditto.
(watchpoint_check): Ditto.
(bpstat_stop_status): Ditto.
(do_enable_breakpoint): Ditto.
* blockframe.c (flush_cached_frames): Ditto.
(reinit_frame_cache): Ditto.