<Swing Dev> RFR: 8197825: [Test] Intermittent timeout with javax/swing JColorChooser Test [v5]

[Prasanta Sadhukhan]

> This test was failing in our nightly mach5 testing. Appropriate stability code in form of waitForIdle and delay is added.
> mach5 job running for several iterations on all platforms is ok. Link in JBS.

Prasanta Sadhukhan has updated the pull request incrementally with one additional commit since the last revision:

  Re-revert test changes

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/2220/files
  - new: https://git.openjdk.java.net/jdk/pull/2220/files/d7dc2a52..ae70222e

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=2220&range=04
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=2220&range=03-04

  Stats: 37 lines in 3 files changed: 16 ins; 0 del; 21 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2220.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2220/head:pull/2220

PR: https://git.openjdk.java.net/jdk/pull/2220