silence coverity#705667 Resource leak
silence coverity#705667 Resource leak

still leaks on usual success case of course

Change-Id: Ia6e0f61b5a08271c03690bbb1c0af59081bea663

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