RFR: 8315965: Open source various AWT applet tests

[Harshitha Onkar]

On Thu, 14 Sep 2023 20:18:26 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

> 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

test/jdk/java/awt/TextArea/Length.java line 30:

> 28:  * @test
> 29:  * @bug 4120876
> 30:  * @key headful

Since we are not displaying anything, can this test be made headless?

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PR Review Comment: https://git.openjdk.org/jdk/pull/15754#discussion_r1330731774