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
public CascadingParametersDialog( String title )
	{
		super( title );
	}
	protected Control createDialogArea( Composite parent )
	{
		Composite composite = (Composite) super.createDialogArea( parent );
		GridData data = new GridData( );
		data.widthHint = 550;
		composite.setLayoutData( data );
		createGeneralPart( composite );
		createDynamicParamsPart( composite );
		createPropertiesPart( composite );
		createOptionsPart( composite );
		return composite;
	}
	private void createGeneralPart( Composite parent )
	{
		Group group = new Group( parent, SWT.NULL );
		group.setText( LABEL_GROUP_GENERAL );
		group.setLayout( new GridLayout( 2, false ) );
		group.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		Label label = new Label( group, SWT.NULL );
		label.setText( LABEL_CASCADING_PARAMETER_NAME );
		cascadingNameEditor = new Text( group, SWT.BORDER );
		cascadingNameEditor.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
	}
	private void createDynamicParamsPart( Composite parent )
	{
		Composite comp = new Composite( parent, SWT.NULL );