Bug 134479 Edit in XML Source cannot be reflected in Layout.
Description: Edit in XML Source cannot be reflected in Layout. Steps to reproduce: 1. New a report parameter with default value "value1" and save 2. Click XML Source, delete <property name="defaultValue">value1</property> and save. 3. Back to Layout, open parameter edit dialog Expected result: Default value is empty. Actual result: Default vlaue was still "value1", tried to change it to other values but Layout didn't detected the change.
UI/org.eclipse.birt.report.designer.ui.editors.schematic/src/org/eclipse/birt/report/designer/ui/editors/pages/ReportMasterPageEditorFormPage.java
implements
			IReportEditorPage
{
	public static final String ID = MultiPageReportEditor.LayoutMasterPage_ID; 
	private FormEditor editor;
	private Control control;
	private int index;
	private ActivityStackListener commandStackListener = new ActivityStackListener( ) {
		public void stackChanged( ActivityStackEvent event )
		{
			updateStackActions( );
			editor.editorDirtyStateChanged( );
		}
	};
	private int staleType;
	protected void configureGraphicalViewer( )
	{
		super.configureGraphicalViewer( );
		WrapperCommandStack stack = (WrapperCommandStack) getCommandStack( );
		if ( stack != null )
		{
			stack.addCommandStackListener( getCommandStackListener( ) );
			staleType = IPageStaleType.MODEL_CHANGED;
		}
	}