Prefer early bailout to avoid big fat if block.
Prefer early bailout to avoid big fat if block.

Change-Id: I028606c41b1486349f96b62e0ddb071ad46e9e55

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