RFR: 8315965: Open source various AWT applet tests [v3]

[Alexander Zvegintsev]

> Open sourcing few applet tests:
> 
> java/awt/ScrollPane/ScrollPaneTest.java
> java/awt/TextArea/Length.java
> java/awt/Window/WindowOwner.java
> java/awt/font/Rotate/RotateTest3.java

Alexander Zvegintsev has updated the pull request incrementally with one additional commit since the last revision:

  System.exit removed

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/15754/files
  - new: https://git.openjdk.org/jdk/pull/15754/files/9e537cc8..c84c1ca3

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=15754&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=15754&range=01-02

  Stats: 8 lines in 2 files changed: 2 ins; 4 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/15754.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/15754/head:pull/15754

PR: https://git.openjdk.org/jdk/pull/15754