linguistic: Use appropriate OUString functions on string constants
linguistic: Use appropriate OUString functions on string constants

Change-Id: I76ee3a435ac7a49308db497306b5a9404f3c3ba0

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