narrow: don't compress the bundle2 when sending 'error:abort'...
narrow: don't compress the bundle2 when sending 'error:abort'
This is similar to waht getbundle() does and also explicitly specifies that we
should get a compressed bundle2 in normal cases when not sending 'error:abort'.
Differential Revision:
https://phab.mercurial-scm.org/D4934
