RFR: 8273259: Character.getName doesn't follow Unicode spec for ideographs [v3]

[Naoto Sato]

> Simple spec clarification. A CSR has also been drafted (https://bugs.openjdk.java.net/browse/JDK-8273296).

Naoto Sato has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains four additional commits since the last revision:

 - Merge branch 'master' into JDK-8273259
 - Reflecting the CSR review comment
 - Refined wordings.
 - 8273259: Character.getName doesn't follow Unicode spec for ideographs

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/5354/files
  - new: https://git.openjdk.java.net/jdk/pull/5354/files/dc36e741..04034295

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=5354&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=5354&range=01-02

  Stats: 12617 lines in 569 files changed: 7866 ins; 2572 del; 2179 mod
  Patch: https://git.openjdk.java.net/jdk/pull/5354.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/5354/head:pull/5354

PR: https://git.openjdk.java.net/jdk/pull/5354