[RFA 2/3] use user_breakpoint_p in python code

[Yao Qi]

Tom Tromey <tom@tromey.com> writes:

> 2016-05-19  Tom Tromey  <tom@tromey.com>
>
> 	* python/py-breakpoint.c (bppy_get_visibility)
> 	(gdbpy_breakpoint_created): Use user_breakpoint_p.

It is OK.

-- 
Yao (齐尧)