* tracepoint.c (print_one_static_tracepoint_marker): Constify.

	* tracepoint.c (print_one_static_tracepoint_marker): Constify.
	* symtab.c (iterate_over_some_symtabs): Constify.
	* source.h (symtab_to_fullname): Return 'const char *'.
	* source.c (symtab_to_fullname): Return 'const char *'.
	* python/py-symtab.c (stpy_fullname): Constify.
	* cli/cli-cmds.c (edit_command): Constify.
	* breakpoint.c (print_breakpoint_location)
	(update_static_tracepoint): Constify.