Bug 124501 need uninstall of jst.utility facet
The jst.utility facet needs an uninstall delegate. Without it, it is not possible to deselect this facet and select/install the Dynamic Web Module facet on an existing project.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/core/model/schematic/TableHandleAdapter.java
* </property> <cell><cell/><cell/><row>
	 * 
	 * The last two cells are phantom, the layout cannot handle them so we
	 * remove them at that stage. Ideally the model should not return those
	 * cells.
	 * 
	 * @param children
	 */
	protected void removePhantomCells( List children )
	{
		ArrayList phantomCells = new ArrayList( );
		for ( Iterator iter = children.iterator( ); iter.hasNext( ); )
		{
			Object cell = iter.next( );
			CellHandleAdapter cellAdapt = HandleAdapterFactory.getInstance( )
					.getCellHandleAdapter( cell );
			if ( cellAdapt.getRowNumber( ) == 0
					|| cellAdapt.getColumnNumber( ) == 0 )
			{
				phantomCells.add( cell );
			}
		}
		for ( Iterator iter = phantomCells.iterator( ); iter.hasNext( ); )
		{
			children.remove( iter.next( ) );
		}
	}
	/**
	 * Inserts a slot into the row info list
	 *