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

Change-Id: I57b6de337eae1dcd8bc08f51ba9be36b61d5c470

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