* remote-sim.h (sim_verbose): Delete.
Document callbacks needed.
(sim_*): Change result to void where there isn't one.
(sim_open): Clarify argument and error response.
(sim_close): Declare.
(sim_load): Change bfd_handle argument to file name. Clarify result.
(sim_create_inferior): Renamed from sim_set_args.
(sim_set_pc): Delete.
(sim_info): Delete printf_fn argument.
* remote-sim.c (gdbsim_kill): Add comment describing purpose.
(gdbsim_load): Try sim_load first.
(gdbsim_create_inferior): Call sim_create_inferior.
(gdbsim_open): Handle args == NULL. Update call to sim_open.
(gdbsim_close): Call sim_close.
(gdbsim_files_info): Update call to sim_info.
(gdbsim_ops): Realign comments.