diff -r 20dbca581727 -r 34ecc0a09c76 mercurial/templatekw.py
--- a/mercurial/templatekw.py	Fri Sep 14 18:18:46 2018 -0400
+++ b/mercurial/templatekw.py	Thu Jun 07 21:48:11 2018 +0900
@@ -481,8 +481,6 @@
     mhex = hex(mnode)
     mapping = context.overlaymap(mapping, {'rev': mrev, 'node': mhex})
     f = context.process('manifest', mapping)
-    # TODO: perhaps 'ctx' should be dropped from mapping because manifest
-    # rev and node are completely different from changeset's.
     return templateutil.hybriditem(f, None, f,
                                    lambda x: {'rev': mrev, 'node': mhex})