Bug 113938 Report is marked dirty when open/close cascading parameter dialog without doing any operation on it
description: Report is marked dirty when open/close cascading parameter dialog without doing any operation on it steps to reproduce: 1.new a cascading parameter group 2.save the reprot 3.double click the cascading parameter to bring out edit box 4.click OK to close edit box actual result: Report has been marked dirty expected result: No dirty marked for that no operations done in edit parameter dialog
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/CascadingParametersDialog.java
data.horizontalSpan = 3;
		label.setLayoutData( data );
		table = new Table( comp, SWT.FULL_SELECTION
				| SWT.HIDE_SELECTION
				| SWT.BORDER );
		data = new GridData( GridData.FILL_HORIZONTAL );
		data.horizontalSpan = 3;
		data.heightHint = 100;
		table.setLayoutData( data );
		table.setLinesVisible( true );
		table.setHeaderVisible( true );
		table.addKeyListener( new KeyAdapter( ) {
			public void keyReleased( KeyEvent e )
			{
				
				if ( e.keyCode == SWT.DEL )
				{
					deleteRow( );
				}
			}
		} );
		int[] columnWidths = new int[]{
				180, 145, 145,
		};
		String[] columnProps = new String[]{
				COLUMN_NAME, COLUMN_VALUE, COLUMN_DISPLAY_TEXT
		};
		String[] columnLabels = new String[]{
				COLUMN_NAME_LABEL,
				COLUMN_VALUE_LABEL,