[crac] RFR: Reset JVM start time and up time on restore (CRaCResetStartTime) [v4]

[Roman Marchenko]

> This change adds an opportunity reset both JVM's start time and uptime on restoring.
> 
> Resetting time may be performed with the new flag "-XX:+CRaCResetStartTime".
> 
> The flag is 'false' by default.

Roman Marchenko has updated the pull request incrementally with one additional commit since the last revision:

  Fixing builds

-------------

Changes:
  - all: https://git.openjdk.org/crac/pull/130/files
  - new: https://git.openjdk.org/crac/pull/130/files/3daec256..360bd03d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=crac&pr=130&range=03
 - incr: https://webrevs.openjdk.org/?repo=crac&pr=130&range=02-03

  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/crac/pull/130.diff
  Fetch: git fetch https://git.openjdk.org/crac.git pull/130/head:pull/130

PR: https://git.openjdk.org/crac/pull/130