MB-11601 Check UPR_EXPIRATION message type in freeing item objects
MB-11601 Check UPR_EXPIRATION message type in freeing item objects

Change-Id: I7cc345a8e7dae5dca6e16840501a81239b3d3805
Reviewed-on: http://review.couchbase.org/39004
Reviewed-by: Chiyoung Seo <fcffc23db27b19ee4ebba46695ee6b50e09216a2@couchbase.com>
Tested-by: Chiyoung Seo <fcffc23db27b19ee4ebba46695ee6b50e09216a2@couchbase.com>

daverigby/ep-engine,daverigby/kv_engine,hisundar/ep-engine,daverigby/kv_engine,daverigby/ep-engine,owendCB/ep-engine,membase/ep-engine,sriganes/ep-engine,hisundar/ep-engine,jimwwalker/ep-engine,couchbase/ep-engine,owendCB/ep-engine,sriganes/ep-engine,owendCB/ep-engine,teligent-ru/ep-engine,teligent-ru/ep-engine,membase/ep-engine,membase/ep-engine,jimwwalker/ep-engine,daverigby/ep-engine,sriganes/ep-engine,teligent-ru/ep-engine,jimwwalker/ep-engine,daverigby/kv_engine,couchbase/ep-engine,daverigby/kv_engine,hisundar/ep-engine,daverigby/ep-engine,jimwwalker/ep-engine,couchbase/ep-engine,owendCB/ep-engine,couchbase/ep-engine,membase/ep-engine,sriganes/ep-engine,hisundar/ep-engine,teligent-ru/ep-engine