RFR: 8325456: Rename nsk_mutex.h

[Coleen Phillimore]

On Thu, 8 Feb 2024 05:13:24 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Please review this trivial change that renames the file
> test/hotspot/jtreg/vmTestbase/nsk/share/native/nsk_mutex.h to nsk_mutex.hpp.
> 
> Testing: mach5 tier1
> 
> The usage is odd.  The header is only included by the associated .cpp file.
> That .cpp file is included by only one other file, and that file is compiled.

I just had a look at this and the way the file nsk/jvmti/scenarios/events/EM04/em04t001/libem04t001.cpp includes nsk_mutex.cpp is consistent with how it includes other cpp files so not worth changing (ie. deleting this) without more rewriting.
The rename change looks good and is trivial.

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Marked as reviewed by coleenp (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/17762#pullrequestreview-1870308513