Fix to the compilation error on online restore implementation.
Fix to the compilation error on online restore implementation.

Change-Id: I509b8bbb963db6927fbc54d2cae02a2d942f03c0
Reviewed-on: http://review.membase.org/5132
Reviewed-by: Trond Norbye <60edd2ef23891a753f231b0c6f161dc634079a93@gmail.com>
Tested-by: Trond Norbye <60edd2ef23891a753f231b0c6f161dc634079a93@gmail.com>

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