Log Message:-----------Remove erroneous Assert, per example from Kris Jurka.
Modified Files:-------------- pgsql-server/src/backend/utils/mmgr: portalmem.c (r1.72 -> r1.73) (http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/backend/utils/mmgr/portalmem.c.diff?r1=1.72&r2=1.73)
