Clarify cookie use in KVBucket::snapshotStats
Clarify cookie use in KVBucket::snapshotStats

Change-Id: I545d1a1d2c05659e6801ef8133086f53f4f8fc4d
Reviewed-on: http://review.couchbase.org/116497
Tested-by: Build Bot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Dave Rigby <a09264da4832c7ff1d3bf1608a19f4b870f93750@couchbase.com>

daverigby/kv_engine,daverigby/kv_engine,daverigby/kv_engine,daverigby/kv_engine