Log Message:
-----------
Add a debug logging message when a resource manager rejects an attempted
restart point. Per suggestion from Simon Riggs.
Modified Files:
--------------
pgsql/src/backend/access/transam:
xlog.c (r1.278 -> r1.279)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/transam/xlog.c?r1=1.278&r2=1.279)