RFR: 8366905: Store AdapterBlob pointer in AdapterHandlerEntry [v4]

[Vladimir Kozlov]

On Tue, 23 Sep 2025 15:00:42 GMT, Ashutosh Mehra <asmehra at openjdk.org> wrote:

> I think I will update the getters to remove `ShouldNotReachHere` and just return nullptr.

Good! I don't like how they look now. Previous version was better.

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PR Comment: https://git.openjdk.org/jdk/pull/27101#issuecomment-3325483611