cppcheck: fix redundantAssignInSwitch
cppcheck: fix redundantAssignInSwitch

Change-Id: I0cda1957488ed1f0b279d8c783fe28c90579b466

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