RFR: 8324771: Obsolete RAMFraction related flags [v2]

[Albert Mingkun Yang]

> Simple obsoleting four related deprecated jvm flags.

Albert Mingkun Yang has updated the pull request incrementally with one additional commit since the last revision:

  year

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Changes:
  - all: https://git.openjdk.org/jdk/pull/17592/files
  - new: https://git.openjdk.org/jdk/pull/17592/files/c4894320..ee96cc7a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=17592&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=17592&range=00-01

  Stats: 6 lines in 6 files changed: 0 ins; 0 del; 6 mod
  Patch: https://git.openjdk.org/jdk/pull/17592.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17592/head:pull/17592

PR: https://git.openjdk.org/jdk/pull/17592