coverity#1078486 Unchecked return value
coverity#1078486 Unchecked return value

Change-Id: I762796b848aa8d8dd35b401e03bf40af18fb8e72

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