CBQE-0: added debug statement, it will be removed later

Change-Id: I61b84b0ae88169831de7a0303ed356ce38cd3f10
Reviewed-on: http://review.couchbase.org/31652
Reviewed-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
Tested-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>