Bug 123368 [SPM-Linux WS]Height of item area can't revert
Details: Height of item area can't revert Setp: 1.Insert a label and input some words. 2.Modify the label size to 10cm. 3.Undo that or set it to 10point. Actual result: 10cm is bigger than 10point, when I undo it, words is revert to 10point, but the area of the label can't revert.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/LabelEditPart.java
* (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.internal.ui.editors.schematic.editparts.ReportElementEditPart#notify(org.eclipse.birt.model.core.DesignElement,
	 *      org.eclipse.birt.model.activity.NotificationEvent)
	 */
	public void elementChanged( DesignElementHandle arg0, NotificationEvent arg1 )
	{
		markDirty( true );
		refreshVisuals( );
		
		if ( arg1.getEventType( ) == NotificationEvent.PROPERTY_EVENT
				&& ( (PropertyEvent) arg1 ).getPropertyName().equals(
						StyleHandle.FONT_SIZE_PROP))
		{
			getFigure().invalidateTree();
		}
	}
	protected LabelHandleAdapter getLabelAdapter( )
	{
		return (LabelHandleAdapter) getModelAdapter( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.internal.ui.editors.schematic.editparts.ReportElementEditPart#refreshFigure()
	 */
	public void refreshFigure( )
	{
		StyleHandle style = ( (DesignElementHandle) getModel( ) ).getPrivateStyle( );
		( (LabelFigure) getFigure( ) ).setText( getText( ) );