diff -r 597b071a0e0d -r d0546e8e1def mercurial/subrepo.py
--- a/mercurial/subrepo.py	Sat Dec 13 19:23:30 2014 -0500
+++ b/mercurial/subrepo.py	Sat Dec 13 19:36:50 2014 -0500
@@ -499,7 +499,7 @@
     def forget(self, match, prefix):
         return ([], [])
 
-    def removefiles(self, ui, matcher, prefix, after, force, subrepos):
+    def removefiles(self, matcher, prefix, after, force, subrepos):
         """remove the matched files from the subrepository and the filesystem,
         possibly by force and/or after the file has been removed from the
         filesystem.  Return 0 on success, 1 on any warning.
@@ -855,8 +855,8 @@
                               os.path.join(prefix, self._path), True)
 
     @annotatesubrepoerror
-    def removefiles(self, ui, matcher, prefix, after, force, subrepos):
-        return cmdutil.remove(ui, self._repo, matcher,
+    def removefiles(self, matcher, prefix, after, force, subrepos):
+        return cmdutil.remove(self.ui, self._repo, matcher,
                               os.path.join(prefix, self._path), after, force,
                               subrepos)