Remove unused field (reported by clion)

Change-Id: I4c032ad49c6ea3cc7d1ac65fd72bc86ef3e6a40e
Reviewed-on: http://review.couchbase.org/41137
Reviewed-by: Dave Rigby <daver@couchbase.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>
Remove warning about unused parameter (clion)

Change-Id: Iefbbbeede964edd75d221c87cdc2796bbdb1a048
Reviewed-on: http://review.couchbase.org/41138
Reviewed-by: Dave Rigby <daver@couchbase.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>
Remove redundant casts (clion)

Change-Id: I643957cde8788a8dcd22a37002a1efe15ba61313
Reviewed-on: http://review.couchbase.org/41139
Reviewed-by: Dave Rigby <daver@couchbase.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>
Remove unused assignments (clion)

Change-Id: Ib8850a2f939663417f82e8ec26cfd633aa5bf2f2
Reviewed-on: http://review.couchbase.org/41140
Reviewed-by: Trond Norbye <trond.norbye@gmail.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>
Remove stupid assignment

Change-Id: I07026c65b82d97882f16b1c5ccb0f0a4bdd9c256
Reviewed-on: http://review.couchbase.org/41141
Reviewed-by: Trond Norbye <trond.norbye@gmail.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>
Merge remote-tracking branch 'membase/3.0.1'

* membase/3.0.1:
  Remove stupid assignment
  Remove unused assignments (clion)
  Remove redundant casts (clion)
  Remove warning about unused parameter (clion)
  Remove unused field (reported by clion)

Change-Id: I4ae04871a10009cdd43b75a6e9a03fad13412306