put local functions into an unnamed namespace
put local functions into an unnamed namespace

Change-Id: I2eb14bfb9a8f634a7fc56f581f5dca7529c5e85d

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