Remove useless line
Remove useless line

Cf http://nabble.documentfoundation.org/Cppcheck-reports-an-assignment-which-isn-t-used-in-sd-source-ui-func-fupage-cxx-td4026217.html

Change-Id: I0061cbec5a92ac0499eb6c80d6ffe13862aad03a

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