coverity#1266441 Unchecked return value
coverity#1266441 Unchecked return value

Change-Id: Ifa0ebd05ed22a5c32b75b7c86e1910eab291fa55

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