No need for virtual functions in OFileWriter
No need for virtual functions in OFileWriter

Change-Id: Ifd18bf16213a1c4b746eab16e563f0322fbc3690

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