[jdk11u-dev] RFR: 8227422: sun/net/www/protocol/file/DirPermissionDenied.java failed on Windows 2016 because DirPermissionDenied directory has no read permission

[Goetz Lindenmaier]

I backport this for parity with 11.0.19-oracle.

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Commit messages:
 - Backport 0518393598de764a716376a98e436fb717aef9d4

Changes: https://git.openjdk.org/jdk11u-dev/pull/1735/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1735&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8227422
  Stats: 8 lines in 1 file changed: 5 ins; 1 del; 2 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1735.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1735/head:pull/1735

PR: https://git.openjdk.org/jdk11u-dev/pull/1735