branch: pass current transaction when writing branch for transaction backup
This will requires more change soon (as we can simplify this backup). This will
be done in later changesets.
--- a/mercurial/localrepo.py Thu Mar 02 14:46:51 2023 +0100
+++ b/mercurial/localrepo.py Thu Mar 02 14:46:37 2023 +0100
@@ -2675,7 +2675,7 @@
ds = self.dirstate
if ds.branch() == b'default':
# force a file to be written if None exist
- ds.setbranch(b'default')
+ ds.setbranch(b'default', None)
# we cannot simply add "branch" to `all_file_names` because branch
# is written outside of the transaction control. So we need to
# backup early.