--- a/mercurial/subrepo.py	Sun Feb 17 09:05:28 2019 -0800
+++ b/mercurial/subrepo.py	Sun Feb 17 09:12:30 2019 -0800
@@ -325,7 +325,7 @@
         """Resolve the fileset expression for this repo"""
         return matchmod.never(badfn=badfn)
 
-    def printfiles(self, ui, m, fm, fmt, subrepos):
+    def printfiles(self, ui, m, uipathfn, fm, fmt, subrepos):
         """handle the files command for this subrepo"""
         return 1
 
@@ -795,7 +795,7 @@
         return ctx.flags(name)
 
     @annotatesubrepoerror
-    def printfiles(self, ui, m, fm, fmt, subrepos):
+    def printfiles(self, ui, m, uipathfn, fm, fmt, subrepos):
         # If the parent context is a workingctx, use the workingctx here for
         # consistency.
         if self._ctx.rev() is None:
@@ -803,7 +803,7 @@
         else:
             rev = self._state[1]
             ctx = self._repo[rev]
-        return cmdutil.files(ui, ctx, m, fm, fmt, subrepos)
+        return cmdutil.files(ui, ctx, m, uipathfn, fm, fmt, subrepos)
 
     @annotatesubrepoerror
     def matchfileset(self, expr, badfn=None):