This is not necessary either.

Change-Id: I9651d58209afd1dd9a77d859db0925b586c3c8ab
diff --git a/sc/source/core/data/column.cxx b/sc/source/core/data/column.cxx
index 1ffa949..97b361e 100644
--- a/sc/source/core/data/column.cxx
+++ b/sc/source/core/data/column.cxx
@@ -1211,7 +1211,6 @@ void ScColumn::InsertRow( SCROW nStartRow, SCSIZE nSize )
            if (pBC)
            {
                MoveListeners( *pBC, pDelRows[i] - nSize );
                maBroadcasters.set_empty(nDelRow, nDelRow);
                ppDelCells[i]->Delete();
            }
        }