absoletely guarantee there is no mem leak
absoletely guarantee there is no mem leak

Change-Id: If6960dea479bb8970cb94aa05a3c9d44bf60cfc5

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