revert bad fix
revert bad fix

partially revert my commit 34cabe837dbb78 "loplugin:unreffun"

Change-Id: Idbfc9d1e43180c7c14e58c7b9417f3001d9805d4

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