RFR: 8286706: JFR: 'jfr scrub' should overwrite output [v2]

[Erik Gahlin]

> Could I have a review of a change that makes the 'jfr scrub' overwrite the output file if it already exists.
> 
> Testing: /test/jdk/jdk/jfr/tool  (Mac, Linux, Windows)
> 
> Thanks
> Erik

Erik Gahlin has updated the pull request incrementally with one additional commit since the last revision:

  Rename method

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/8728/files
  - new: https://git.openjdk.java.net/jdk/pull/8728/files/2cfef0ff..89a3b975

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=8728&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=8728&range=00-01

  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8728.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8728/head:pull/8728

PR: https://git.openjdk.java.net/jdk/pull/8728