RFR: 4890732: GZIPOutputStream doesn't support optional GZIP fields [v5]

[Lin Zang]

> 4890732: GZIPOutputStream doesn't support optional GZIP fields

Lin Zang has updated the pull request incrementally with one additional commit since the last revision:

  Use record and Builder pattern

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/3072/files
  - new: https://git.openjdk.java.net/jdk/pull/3072/files/03b3e966..35eb55eb

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=3072&range=04
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=3072&range=03-04

  Stats: 692 lines in 4 files changed: 363 ins; 323 del; 6 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3072.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3072/head:pull/3072

PR: https://git.openjdk.java.net/jdk/pull/3072