diff -r dfc51a482031 -r 0664be4f0c1f mercurial/bundlerepo.py
--- a/mercurial/bundlerepo.py	Sat Apr 14 09:23:48 2018 -0700
+++ b/mercurial/bundlerepo.py	Sat Apr 14 09:57:44 2018 -0700
@@ -450,7 +450,7 @@
             self.ui.warn(msg % nodemod.hex(p2))
         return super(bundlerepository, self).setparents(p1, p2)
 
-def instance(ui, path, create):
+def instance(ui, path, create, intents=None):
     if create:
         raise error.Abort(_('cannot create new bundle repository'))
     # internal config: bundle.mainreporoot