8081347: Add @modules to jdk_core testsReviewed-by: alanb, joehw, lanceaContributed-by: alexander.kulyakhtin@oracle.com, alan.bateman@oracle.com, mandy.chung@oracle.com
8029837: NPE seen in XMLDocumentFragmentScannerImpl.setProperty since 7u40b33Reviewed-by: joehw