tests/test-bad-pull.t

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

#require serve

  $ hg clone http://localhost:$HGPORT/ copy
  abort: * (glob)
  [255]

  $ test -d copy
  [1]

  $ "$PYTHON" "$TESTDIR/dumbhttp.py" -p $HGPORT --pid dumb.pid
  $ cat dumb.pid >> $DAEMON_PIDS
  $ hg clone http://localhost:$HGPORT/foo copy2
  abort: HTTP Error 404: * (glob)
  [255]
  $ killdaemons.py