RFR: 8278143: Remove unused "argc" from ConstantPool::copy_bootstrap_arguments_at_impl

[Lois Foltan]

On Thu, 2 Dec 2021 12:49:45 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> SonarCloud complains about variable initialization in large conditional statements. In that tower of if-expressions, it is not even clear to me that `argc` would be properly initialized. Seems better to clean that up.
> 
> Additional testing:
>  - [x] Linux x86_64 fastdebug build
>  - [ ] GHA

Looks good.
Lois

Marked as reviewed by lfoltan (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/6671