Bug 157744 [Regression]GUI has memory leak
Causes by 153732, designer has a regression to hold the report design handle in a hashmap. That causes the report design can not be released.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/TableEditPart.java
remove( (TableCellEditPart) list.get( i ) );
		}
	}
	/**
	 * not use?
	 * 
	 * @param cellPart
	 */
	public void remove( TableCellEditPart cellPart )
	{
		try
		{
			getTableAdapter( ).removeChild( cellPart.getModel( ) );
		}
		catch ( SemanticException e )
		{
			ExceptionHandler.handle( e );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.core.model.IModelAdaptHelper#getPreferredSize()
	 */
	public Dimension getPreferredSize( )
	{
		Dimension retValue = getFigure( ).getParent( )
				.getClientArea( )
				.getSize( );
		Rectangle rect = getBounds( );