RFR: 6204: Flight recorder launcher tab bugs out [v5]

[Miroslav Wengner]

> Adding check box to the launcher tab to select Oracle JDK < 11.

Miroslav Wengner has updated the pull request incrementally with one additional commit since the last revision:

  6204: code clean up

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Changes:
  - all: https://git.openjdk.java.net/jmc/pull/265/files
  - new: https://git.openjdk.java.net/jmc/pull/265/files/bf742ee0..09e329f9

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jmc&pr=265&range=04
 - incr: https://webrevs.openjdk.java.net/?repo=jmc&pr=265&range=03-04

  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.java.net/jmc/pull/265.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/265/head:pull/265

PR: https://git.openjdk.java.net/jmc/pull/265