Bug 207131 Background image position is wrong in Layout [0300]
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/ReportElementEditPart.java
for ( int i = 0; i < size; i++ )
		{
			Object obj = list.get( i );
			if ( obj instanceof AbstractGuideHandle )
			{
				return (AbstractGuideHandle) obj;
			}
		}
		return null;
	}
	private void clearGuideHandle( )
	{
		IFigure layer = getHandleLayer( );
		List list = layer.getChildren( );
		List temp = new ArrayList( );
		int size = list.size( );
		for ( int i = 0; i < size; i++ )
		{
			Object obj = list.get( i );
			if ( obj instanceof AbstractGuideHandle )
			{
				temp.add( obj );
			}
		}
		size = temp.size( );
		for ( int i = 0; i < size; i++ )
		{
			IFigure figure = (IFigure) temp.get( i );
			layer.remove( figure );
		}