coverity#982164 silence Unchecked return value from library
coverity#982164 silence Unchecked return value from library

Change-Id: Ibec38a7e7846c463601b0a876778f53003cf0441

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