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/ParameterDialog.java
}
				newValue = convertToStandardFormat( newValue );
				if ( containValue( choice, newValue, property ) )
				{
					if ( COLUMN_DISPLAY_TEXT.equals( property ) )
					{
						ExceptionHandler.openMessageBox( ERROR_TITLE_INVALID_INPUT,
								ERROR_MSG_DUPLICATED_LABEL,
								SWT.ICON_INFORMATION );
					}
					else
					{
						ExceptionHandler.openMessageBox( ERROR_TITLE_INVALID_INPUT,
								ERROR_MSG_DUPLICATED_VALUE,
								SWT.ICON_INFORMATION );
					}
					return;
				}
				if ( choice == dummyChoice )
				{
					choice = StructureFactory.createSelectionChoice( );
					choiceList.add( choice );
				}
				if ( COLUMN_VALUE.equals( property ) )
				{
					if ( isDefaultChoice( choice ) )
					{
						defaultValue = newValue;
					}
					choice.setValue( newValue );