2011-05-26 Pedro Alves <pedro@codesourcery.com>

2011-05-26  Pedro Alves  <pedro@codesourcery.com>

	gdb/
	* breakpoint.c (iterate_over_related_breakpoints): New.
	(do_map_delete_breakpoint): New.
	(delete_command): Pass do_map_delete_breakpoint to
	map_breakpoint_numbers.
	(do_disable_breakpoint): New.
	(do_map_disable_breakpoint): Iterate over the breakpoint's related
	breakpoints.
	(do_enable_breakpoint): Rename to ...
	(enable_breakpoint_disp): ... this.
	(enable_breakpoint): Adjust.
	(do_enable_breakpoint): New.
	(enable_once_breakpoint): Delete.
	(do_map_enable_breakpoint): New.
	(do_map_enable_once_breakpoint): New.
	(enable_once_command, enable_delete_command)
	(delete_trace_command): Iterate over the breakpoint's related
	breakpoints.