MB-10513: compaction must honor drop deletes flag
MB-10513: compaction must honor drop deletes flag

This is because passing the flag onto couchstore compaction
api is not valid if there is a callback hook also in place

Change-Id: I76875c75dff6c3c2155a30814907b6dc03095427
Reviewed-on: http://review.couchbase.org/34745
Reviewed-by: abhinav dangeti <d73ef2279de6577f7bf081737ee47554bbb7dc82@couchbase.com>
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Sundararaman Sridharan <333a3f71d3ad6e01fc953c4fa06bc1f3cd014910@couchbase.com>
Tested-by: Sundararaman Sridharan <333a3f71d3ad6e01fc953c4fa06bc1f3cd014910@couchbase.com>

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