[JAXP] RFR: 8169778: Add new public methods to get new instances of the JAXP factories builtin system-default implementations

[Daniel Fuchs]

Hi,

Please find below a patch for:
8169778: Add new public methods to get new instances of the
          JAXP factories builtin system-default implementations

bug: https://bugs.openjdk.java.net/browse/JDK-8169778
webrev: http://cr.openjdk.java.net/~dfuchs/webrev_8169778/webrev.00/

best regards,

-- daniel