pstats.Stats: missing the source OS setting argument in strip_dirs() method

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2016-09-02.21:16:19.846>
labels = ['type-feature', 'OS-windows']
title = 'pstats.Stats: missing the source OS setting argument in strip_dirs() method'
updated_at = <Date 2016-09-02.21:16:19.846>
user = 'https://bugs.python.org/Jaroslav'

bugs.python.org fields:

activity = <Date 2016-09-02.21:16:19.846>
actor = 'Jaroslav'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Windows']
creation = <Date 2016-09-02.21:16:19.846>
creator = 'Jaroslav'
dependencies = []
files = []
hgrepos = []
issue_num = 27943
keywords = []
message_count = 1.0
messages = ['274273']
nosy_count = 5.0
nosy_names = ['paul.moore', 'tim.golden', 'zach.ware', 'steve.dower', 'Jaroslav']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue27943'
versions = ['Python 2.7', 'Python 3.5', 'Python 3.6']