git: openjdk/jdk16u: 8261209: isStandalone property: remove dependency on pretty-print

[Sean Coffey]

Changeset: 7f9d72bc
Author:    Kiran Sidhartha Ravikumar <kravikumar at openjdk.org>
Committer: Sean Coffey <coffeys at openjdk.org>
Date:      2021-02-17 11:18:19 +0000
URL:       https://git.openjdk.java.net/jdk16u/commit/7f9d72bc

8261209: isStandalone property: remove dependency on pretty-print

Backport-of: 7c565f8b377bc4b61fa907b68d8c23d489df1cdc

! src/java.xml/share/classes/com/sun/org/apache/xml/internal/serializer/ToXMLStream.java
! src/java.xml/share/classes/module-info.java
! test/jaxp/javax/xml/jaxp/unittest/common/prettyprint/PrettyPrintTest.java