[jdk11u-dev] RFR: 8219705: Wrong media-type for a given serialization method

[Tyler Steele]

See comments in https://github.com/openjdk/jdk11u-dev/pull/1530

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Depends on: https://git.openjdk.org/jdk11u-dev/pull/1530

Commit messages:
 - 8219705: Wrong media-type for a given serialization method

Changes: https://git.openjdk.org/jdk11u-dev/pull/1531/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1531&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8219705
  Stats: 75 lines in 2 files changed: 73 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1531.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1531/head:pull/1531

PR: https://git.openjdk.org/jdk11u-dev/pull/1531