--- a/tests/test-revlog-raw.py	Tue Sep 19 22:06:26 2017 -0700
+++ b/tests/test-revlog-raw.py	Wed Sep 20 09:22:22 2017 -0700
@@ -119,7 +119,7 @@
                     'deltabase': rlog.node(deltaparent),
                     'delta': rlog.revdiff(deltaparent, r)}
 
-        def deltaiter(self, linkmapper):
+        def deltaiter(self):
             chain = None
             for chunkdata in iter(lambda: self.deltachunk(chain), {}):
                 node = chunkdata['node']
@@ -130,17 +130,16 @@
                 delta = chunkdata['delta']
                 flags = chunkdata['flags']
 
-                link = linkmapper(cs)
                 chain = node
 
-                yield (node, p1, p2, link, deltabase, delta, flags)
+                yield (node, p1, p2, cs, deltabase, delta, flags)
 
     def linkmap(lnode):
         return rlog.rev(lnode)
 
     dlog = newrevlog(destname, recreate=True)
-    dummydeltas = dummychangegroup().deltaiter(linkmap)
-    dlog.addgroup(dummydeltas, tr)
+    dummydeltas = dummychangegroup().deltaiter()
+    dlog.addgroup(dummydeltas, linkmap, tr)
     return dlog
 
 def lowlevelcopy(rlog, tr, destname=b'_destrevlog.i'):