RFR: 8328185: Convert java/awt/image/MemoryLeakTest/MemoryLeakTest.java applet test to main [v4]

[Damon Nguyen]

> Convert java/awt/image/MemoryLeakTest/MemoryLeakTest.java applet test to main using PassFailJFrame

Damon Nguyen has updated the pull request incrementally with one additional commit since the last revision:

  Review comments

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18307/files
  - new: https://git.openjdk.org/jdk/pull/18307/files/5155ccfc..44ab8889

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18307&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18307&range=02-03

  Stats: 3 lines in 1 file changed: 1 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/18307.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18307/head:pull/18307

PR: https://git.openjdk.org/jdk/pull/18307