obsolete: remove two unused constants
I'm not sure what these constants were intended for, but they have no
users so it's time to say goodbye.
Differential Revision: https://phab.mercurial-scm.org/D12609
--- a/mercurial/obsolete.py Thu May 05 14:47:26 2022 -0400
+++ b/mercurial/obsolete.py Thu May 05 14:45:28 2022 -0400
@@ -338,8 +338,6 @@
_fm1nodesha256size = _calcsize(_fm1nodesha256)
_fm1fsize = _calcsize(_fm1fixed)
_fm1parentnone = 3
-_fm1parentshift = 14
-_fm1parentmask = _fm1parentnone << _fm1parentshift
_fm1metapair = b'BB'
_fm1metapairsize = _calcsize(_fm1metapair)