tests/crashgetbundler.py

phabricator: pass ui into readurltoken instead of passing repo

The goal of this series is to make `hg debugcallconduit` work outside of a hg
repo.

This patch, removes requirement of repo object from readurltoken as we only need
ui there. It also updates the callers to pass in ui instead of repo.

Differential Revision: https://phab.mercurial-scm.org/D6497

from __future__ import absolute_import

from mercurial.i18n import _
from mercurial import (
        changegroup,
        error,
        extensions
    )

def abort(orig, *args, **kwargs):
    raise error.Abort(_('this is an exercise'))

def uisetup(ui):
    extensions.wrapfunction(changegroup, 'getbundler', abort)