coverity: initialize variable
coverity: initialize variable

Change-Id: Ie52aae8e56e4b420d612772f8dab1d9e7330f79a

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