rtftok: add OPEN_M_TOKEN to avoid code duplication
rtftok: add OPEN_M_TOKEN to avoid code duplication

Change-Id: I95b2ee34fef0c075040af808de276e0b745bf830

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