dirstatemap: use the default code to handle "clean-p2" case
This simplify the conditionnal a bit since most of it is handled by the common
code.
Differential Revision: https://phab.mercurial-scm.org/D11326
# name space package to host third party extensionsfrom __future__ import absolute_importimport pkgutil__path__ = pkgutil.extend_path(__path__, __name__)