RFR: JDK-8297408: Consolidate code in runtime/ErrorHandling [v2]

[Thomas Stuefe]

On Fri, 25 Nov 2022 07:57:48 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> Thomas Stuefe has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Feedback David
>
> Looks good to me, minor points 
> test/hotspot/jtreg/runtime/ErrorHandling/HsErrFileUtils.java
> 
> "existence of a set of pattern"  shouldn't this be
> "existence of a set of patterns"  ?
> 
> please check COPYRIGHT headers , e.g.
> test/hotspot/jtreg/runtime/ErrorHandling/NestedThreadsListHandleInErrorHandlingTest.java

Fixed comments as @MBaesken suggested; fixed copyrights. I took the freedom of adding SAP copyrights - with the correct introduction year - for all tests I personally introduces between 2013 and 2019. I had forgotten to do that. Also fixed a bug number that was wrong.

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PR: https://git.openjdk.org/jdk/pull/11283