<i18n dev> RFR: 8295232: "java.locale.useOldISOCodes" property is read lazily [v2]

[Naoto Sato]

> Fixed to utilize `StaticProperty` so that the system property value for `java.locale.useOldISOCodes` set on the command line is honored even with lazy `Locale` initialization.

Naoto Sato has updated the pull request incrementally with one additional commit since the last revision:

  Removed unused import

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Changes:
  - all: https://git.openjdk.org/jdk/pull/10683/files
  - new: https://git.openjdk.org/jdk/pull/10683/files/20bc893d..c920070b

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=10683&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=10683&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/10683.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10683/head:pull/10683

PR: https://git.openjdk.org/jdk/pull/10683