RFR: 8294115: JNI local refs exceeds capacity warning in NetworkInterface::getAll [v2]

[Daniel Jeliński]

> Please review this patch that fixes the warning `JNI local refs ... exceeds capacity` on Windows machines running with IPv6 stack enabled.
> 
> This case was missed in JDK-8187450 / #2963.
> 
> I verified that with this patch applied, the warning does not appear on a machine with 60+ interfaces. Tier2 also passes.

Daniel Jeliński has updated the pull request incrementally with one additional commit since the last revision:

  Update copyright year

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Changes:
  - all: https://git.openjdk.org/jdk/pull/10377/files
  - new: https://git.openjdk.org/jdk/pull/10377/files/8465fc08..1a39c511

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=10377&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=10377&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/10377.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10377/head:pull/10377

PR: https://git.openjdk.org/jdk/pull/10377