coverity#738978: Fix use after free.
coverity#738978: Fix use after free.

This was a corner case after the container types removal.

Change-Id: I2200b7fc2d38946403d289e62ad602a63bd1cf6e

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