fdo#44143: Keep cells with broadcasters alive during deletion.

Or else it would partially break formula reference chain.

sc/source/core/data/column3.cxx

@@ -35,6 +35,7 @@
 #include <sfx2/objsh.hxx>
 #include <svl/zforlist.hxx>
 #include <svl/zformat.hxx>
+#include <svl/broadcast.hxx>
 
 #include "scitems.hxx"
 #include "column.hxx"
@@ -414,6 +415,12 @@ void ScColumn::DeleteRange( SCSIZE nStartIndex, SCSIZE nEndIndex, sal_uInt16 nDe
                     if( pNote || pBC )
                         pNoteCell = new ScNoteCell( pNote, pBC );
                 }
+                else
+                {
+                    SvtBroadcaster* pBC = pOldCell->GetBroadcaster();
+                    if (pBC && pBC->HasListeners())
+                        pNoteCell = new ScNoteCell(pOldCell->ReleaseNote(), pBC);
+                }
 
                 // remove cell entry in cell item list
                 SCROW nOldRow = maItems[nIdx].nRow;

sc/source/core/data/dpoutput.cxx

@@ -973,11 +973,6 @@ void ScDPOutput::Output()
     if ( bSizeOverflow || bResultsError )   // does output area exceed sheet limits?
         return;                             // nothing
 
-    //  clear whole (new) output area
-    //! when modifying table, clear old area
-    //! include IDF_OBJECTS ???
-    pDoc->DeleteAreaTab( aStartPos.Col(), aStartPos.Row(), nTabEndCol, nTabEndRow, nTab, IDF_ALL );
-
     if ( bDoFilter )
         lcl_DoFilterButton( pDoc, aStartPos.Col(), aStartPos.Row(), nTab );