loplugin:stringconstant: Flag more inefficiencies
loplugin:stringconstant: Flag more inefficiencies

Change-Id: I2b3e3fedeb9b824f43208a5d4066c9278231dcba

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