8287076: Document.normalizeDocument() produces different results

[yan-too]

backporting for parity with LTS releases.
Clean backport with only copyright difference. jaxp and jdk/java/xml tests run OK.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8287076: Document.normalizeDocument() produces different results

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk15u-dev pull/313/head:pull/313
$ git checkout pull/313

Update a local copy of the PR:
$ git checkout pull/313
$ git pull https://git.openjdk.org/jdk15u-dev pull/313/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 313

View PR using the GUI difftool:
$ git pr show -t 313

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk15u-dev/pull/313.diff

[bridgekeeper]

👋 Welcome back yan! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[mlbridge]

Webrevs

• 00: Full (747b3a74)

[yan-too]

/clean

[openjdk]

@yan-too This backport pull request is now marked as clean

[openjdk]

@yan-too This change now passes all automated pre-integration checks.

After integration, the commit message for the final commit will be:

8287076: Document.normalizeDocument() produces different results

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

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[yan-too]

/integrate

[openjdk]

Going to push as commit 057c00e.

[openjdk]

@yan-too Pushed as commit 057c00e.

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