--- a/mercurial/changelog.py	Tue Nov 05 18:25:13 2019 -0500
+++ b/mercurial/changelog.py	Tue Nov 05 14:42:08 2019 -0800
@@ -406,14 +406,11 @@
         self._copiesstorage = opener.options.get(b'copies-storage')
 
     def tiprev(self):
+        """filtered version of revlog.tiprev"""
         for i in pycompat.xrange(len(self) - 1, -2, -1):
             if i not in self.filteredrevs:
                 return i
 
-    def tip(self):
-        """filtered version of revlog.tip"""
-        return self.node(self.tiprev())
-
     def __contains__(self, rev):
         """filtered version of revlog.__contains__"""
         return 0 <= rev < len(self) and rev not in self.filteredrevs