Update comment in border.cxx
Update comment in border.cxx

Change-Id: Ica1adc71f3269a88bcf478931cee56dde565898c

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