Fix error in previous commit causing compiler warnings.

Change-Id: I1bc840220faecf440d97bbbd41cd296c2ecc693c
Reviewed-on: http://review.couchbase.org/29764
Tested-by: Brett Lawson <brett19@gmail.com>
Reviewed-by: Sergey Avseyev <sergey.avseyev@gmail.com>