Add target_ops argument to to_can_run_breakpoint_commands

Add target_ops argument to to_can_run_breakpoint_commands

2014-02-19  Tom Tromey  <tromey@redhat.com>

	* target.h (struct target_ops) <to_can_run_breakpoint_commands>:
	Add argument.
	(target_can_run_breakpoint_commands): Add argument.
	* target.c (update_current_target): Update.
	* remote.c (remote_can_run_breakpoint_commands): Add 'self'
	argument.
	(remote_insert_breakpoint): Add 'self' argument.
	(remote_insert_hw_breakpoint): Add 'self' argument.
	(remote_can_run_breakpoint_commands): Add 'self' argument.