make these variables const, they are just loop boundaries
make these variables const, they are just loop boundaries

Change-Id: I66c67c424c43515043e4119ea6bfad0d7f31ccb1

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