calc input line: Fix crash on MacOSX.
calc input line: Fix crash on MacOSX.

Change-Id: Iff50dfc1b4730ff584e3015486da4acf8fd5cb47

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