diff -r bda90664a462 -r 4c565c1b4747 mercurial/localrepo.py
--- a/mercurial/localrepo.py	Tue May 02 02:03:04 2017 +0200
+++ b/mercurial/localrepo.py	Tue May 02 02:03:56 2017 +0200
@@ -826,10 +826,6 @@
             return 'store'
         return None
 
-    def join(self, f, *insidef):
-        self.ui.deprecwarn("use 'repo.vfs.join' instead of 'repo.join'", '4.2')
-        return self.vfs.join(os.path.join(f, *insidef))
-
     def wjoin(self, f, *insidef):
         return self.vfs.reljoin(self.root, f, *insidef)