RFR: 8331011: [XWayland] TokenStorage fails under Security Manager [v2]

[Alexander Zvegintsev]

> This fix adds missing doPrivileged calls in TokenStorage, which is used to help take screenshots in Wayland.

Alexander Zvegintsev has updated the pull request incrementally with one additional commit since the last revision:

  fix copyright years

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18950/files
  - new: https://git.openjdk.org/jdk/pull/18950/files/5da7e9bf..73f21b6b

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18950&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18950&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/18950.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18950/head:pull/18950

PR: https://git.openjdk.org/jdk/pull/18950