coverity#1247614 Unchecked return value
coverity#1247614 Unchecked return value

Change-Id: I658a7f6c8410cfa38512bb45651e5332fbde3194

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