[Swan-commit] Changes to ref refs/heads/master

[Andrew Cagney]

New commits:
commit 6e8cabff276cdecc7d051c463d0241a7936f1d9d
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue Jun 11 19:36:45 2019 -0400

    logging: delete LSWBUF_CANARY