coverity#708567 unused member variables
coverity#708567 unused member variables

Change-Id: I36b276a95bdea804defd5d7cb162ee0b8f378fad

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core