[lworld] RFR: 8269578: [lworld] fix AArch64 build after JDK-8267824

[Nick Gasson]

On Tue, 29 Jun 2021 10:27:09 GMT, Nick Gasson <ngasson at openjdk.org> wrote:

> Replace ConstantPoolCacheEntry::is_inline_type_shift with
> is_null_free_inline_type_shift and change inline_type to
> null_free_inline_type in a few other places to match x86.

Thanks @rwestrel!

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PR: https://git.openjdk.java.net/valhalla/pull/467