[foreign-abi] Integrated: Fix implicit default constructor linting warnings

[Jorn Vernee]

On Mon, 24 Aug 2020 13:04:35 GMT, Jorn Vernee <jvernee at openjdk.org> wrote:

> Hi,
> 
> This PR fixes some newly added linter warnings about implicit private constructor generation:
> 
> - Add private constructor to CSupport
> - Make NativeScope and interface
> 
> wrt NativeScope; it had no fields, so it could be made an interface. I could also have added a `protected` empty
> constructor, but making it an interface seemed cleaner (WDYT?)
> Thanks,
> Jorn

This pull request has now been integrated.

Changeset: 0546e792
Author:    Jorn Vernee <jvernee at openjdk.org>
URL:       https://git.openjdk.java.net/panama-foreign/commit/0546e792
Stats:     32 lines in 3 files changed: 0 ins; 6 del; 26 mod

Fix implicit default constructor linting warnings

Reviewed-by: sundar

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PR: https://git.openjdk.java.net/panama-foreign/pull/289