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
|| UIHelper.isEmptyString( collectionName ) )
					return metaData.getDatabaseName( );
				return ( (FieldEntryWrapper) element ).getCollectionName( );
			}
			else if ( element instanceof FieldMetaData )
			{
				return ( (FieldMetaData) element ).getSimpleDisplayName( );
			}
			return element == null ? EMPTY_STRING : element.toString( );
		}
		public Object[] getElements( Object inputElement )
		{
			if ( inputElement instanceof FieldEntryWrapper[] )
			{
				return (FieldEntryWrapper[]) inputElement;
			}
			return new Object[0];
		}
		public Object[] getChildren( Object parentElement )
		{
			if ( parentElement instanceof FieldEntryWrapper )
			{
				DocumentsMetaData dmd;
				try
				{
					dmd = ( (FieldEntryWrapper) parentElement ).getAvailableFields( );
					return getFields( dmd );
				}
				catch ( final OdaException e )
				{