RFR: 8328238: Convert few closed manual applet tests to main [v4]

[Prasanta Sadhukhan]

On Wed, 20 Mar 2024 23:05:34 GMT, Phil Race <prr at openjdk.org> wrote:

>> Prasanta Sadhukhan has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   REview update
>
> test/jdk/javax/swing/JFrame/bug4419914.java line 71:
> 
>> 69:         frame.enableInputMethods(false);
>> 70:         frame.getContentPane().setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
>> 71:         frame.getContentPane().setLocale(Locale.ENGLISH);
> 
> The requirement to use getContentPane() has been obsolete since JDK 1.5 ...
> here's an external page about it https://coderanch.com/t/345686/java/getContentPane
> But I don't generally tell people to delete except here there are 9 calls cluttering up this code.
> So not critical, but a suggestion.

Thanks for the information, didn't know that..Updated....there is around ~400 occurrence of getContentPane() in swing tests in open still so probably something to be optimised in future...

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PR Review Comment: https://git.openjdk.org/jdk/pull/18390#discussion_r1533196007