coverity#735346 Unchecked return value
coverity#735346 Unchecked return value

Change-Id: Ic9aab232667a9b0a3a995d7b033b7ba508fd42dc

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