public void setCursorToStringConverter(CursorToStringConverter cursorToStringConverter) {
        mCursorToStringConverter = cursorToStringConverter;
    }
Sets the converter  used to convert the filtering Cursor
into a String.

@param cursorToStringConverter the Cursor to String converter, or
       null to remove the converter

@see #setCursorToStringConverter(android.widget.SimpleCursorAdapter.CursorToStringConverter) 
@see #getStringConversionColumn()
@see #setStringConversionColumn(int)
@see android.widget.CursorAdapter#convertToString(android.database.Cursor)
third_party/DragSortListView/src/com/mobeta/android/dslv/SimpleDragSortCursorAdapter.java