RFR: 8264019: Use the blessed modifier order in java.xml

[Alex Blewitt]

On Fri, 19 Mar 2021 16:17:40 GMT, Alex Blewitt <github.com+76791+alblue at openjdk.org> wrote:

> As a subtask of JDK-8263854 this cleans up the `java.xml` module to used the blessed modifier order.

Would someone mind creating a bug for me under the parent bug JDK-8263854?

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PR: https://git.openjdk.java.net/jdk/pull/3091