fix android build after my XubString->OUString changes
fix android build after my XubString->OUString changes

Change-Id: Ifeb2d948cd28cb46e209442efb19d71bae4b4490

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