RFR: 8302806: (fs) Remove com.sun.nio.file.SensitivityWatchEventModifier [v3]

[Brian Burkhalter]

> This enum is not used in the JDK and did not appear in external source code searches.

Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:

  8302806: Remove sensitivity from PollingWatchService

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Changes:
  - all: https://git.openjdk.org/jdk/pull/12626/files
  - new: https://git.openjdk.org/jdk/pull/12626/files/c980dba9..e17f66c1

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=12626&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=12626&range=01-02

  Stats: 21 lines in 1 file changed: 1 ins; 8 del; 12 mod
  Patch: https://git.openjdk.org/jdk/pull/12626.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/12626/head:pull/12626

PR: https://git.openjdk.org/jdk/pull/12626