Have ScViewFunc::DeleteContents() to call ScDocFunc's.
Have ScViewFunc::DeleteContents() to call ScDocFunc's.

If bSimple = true, call DeleteCell(), otherwise call DeleteContents().

Change-Id: Ic08d9501797b537430bef0b6f3d920c3b497104b

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