fix crash in CppunitTest_sw_uiwriter
fix crash in CppunitTest_sw_uiwriter

Change-Id: I2411ce6d661f5bcbdc5e6d09f195ba6f15da24ba

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