Bug 164989 [Viewers] ColumnViewer#getColumnViewerOwner() doesn't respects column count
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/TableViewer.java
*/
	protected void doUpdateItem(Widget widget, Object element, boolean fullMap) {
		if (widget instanceof TableItem) {
			final TableItem item = (TableItem) widget;
			
			if (fullMap) {
				associate(element, item);
			} else {
				Object data = item.getData();
				if (data != null) {
					unmapElement(data, item);
				}
				item.setData(element);
				mapElement(element, item);
			}
			int columnCount = table.getColumnCount();
			if (columnCount == 0)
				columnCount = 1;
			
			
			for (int column = 0; column < columnCount || column == 0; column++) {
				ViewerColumn columnViewer = getViewerColumn(column);
				columnViewer.refresh(updateCell(getViewerRowFromItem(item),
						column));
				
				
				if (item.isDisposed()) {
					unmapElement(element, item);
					return;
				}