Simplify by early bail-out
Simplify by early bail-out

Change-Id: Ie44e321692ddf306bf85c327420e28b31e1c055f

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