Redundant use of 'public' modifier.

Plus added a new method that will get called whenever cell array
state changes.  It's not used yet.

Change-Id: I96719db0460bfb72d8dbe98a80a3880d8f279c33
diff --git a/sc/inc/column.hxx b/sc/inc/column.hxx
index 35316cd..6c8e0e0 100644
--- a/sc/inc/column.hxx
+++ b/sc/inc/column.hxx
@@ -342,7 +342,6 @@ public:
        SCROW nStartRow, SCROW nEndRow, sal_uInt16* pHeight, OutputDevice* pDev,
        double nPPTX, double nPPTY, const Fraction& rZoomX, const Fraction& rZoomY,
        bool bShrink, sal_uInt16 nMinHeight, SCROW nMinStart) const;
public:

                /// Including current, may return -1
    SCsROW      GetNextUnprotected( SCROW nRow, bool bUp ) const;
@@ -377,6 +376,12 @@ private:

    SCROW FindNextVisibleRowWithContent(SCROW nRow, bool bForward) const;
    SCROW FindNextVisibleRow(SCROW nRow, bool bForward) const;

    /**
     * Called whenever the state of cell array gets modified i.e. a new cell
     * is inserted, a cell is moved or removed, cells are swapped, and so on.
     */
    void CellStorageModified();
};


diff --git a/sc/source/core/data/column2.cxx b/sc/source/core/data/column2.cxx
index 791ca24..91ddbb1 100644
--- a/sc/source/core/data/column2.cxx
+++ b/sc/source/core/data/column2.cxx
@@ -1382,6 +1382,10 @@ SCROW ScColumn::FindNextVisibleRowWithContent(SCROW nRow, bool bForward) const
    }
}

void ScColumn::CellStorageModified()
{
}

void ScColumn::FindDataAreaPos(SCROW& rRow, bool bDown) const
{
    // check if we are in a data area