Bug 422205 Missing help content reference in MongoDB ODA Data Set UI page
The help context ID is not referenced by the MongoDB DOA data set query page.
data/org.eclipse.birt.data.oda.mongodb.ui/src/org/eclipse/birt/data/oda/mongodb/ui/impl/MongoDBDataSetWizardPage.java
sortExprBtn.setText( Messages.getString( "MongoDBDataSetWizardPage.Button.SortExpression" ) ); 
		sortExprBtn.addSelectionListener( new SelectionListener( ) {
			public void widgetSelected( SelectionEvent e )
			{
				MDBSortExpressionBuilder sortExprDialog = new MDBSortExpressionBuilder( Display.getDefault( )
						.getActiveShell( ) );
				sortExprDialog.setExpressionText( sortExpr );
				if ( sortExprDialog.open( ) == Window.OK )
				{
					String oldSortExpr = sortExpr;
					sortExpr = sortExprDialog.getExprText( );
					if ( sortExpr != null && !sortExpr.equals( oldSortExpr ) )
					{
						modelChanged = true;
						queryProps.setSortExpr( sortExpr );
						validateData( );
					}
				}
			}
			public void widgetDefaultSelected( SelectionEvent e )
			{
			}
		} );
		Button advancedSettingsBtn = new Button( bottomArea, SWT.PUSH );
		advancedSettingsBtn.setText( Messages.getString( "MongoDBDataSetWizardPage.Button.AdvancedSettings" ) ); 
		advancedSettingsBtn.addSelectionListener( new SelectionListener( ) {
			public void widgetSelected( SelectionEvent e )
			{
				MongoDBAdvancedSettingsDialog settingsDialog = new MongoDBAdvancedSettingsDialog( Display.getDefault( )
						.getActiveShell( ) );