This reverts commit 0e2221eb2f02ed950f4fd9c7fea40b382ea0a0c8.
Reason for revert: Speculative revert, breaks downstream.
Original change's description:
> Use ADM internal state for init state check.
>
> When ADM is terminated and its state requires reinitialized, VoipCore::initialized_ field will falsely skip required reinitializing.
>
> Bug: webrtc:14054
> Change-Id: Ibeb4987a7e9763b8e40926acc4d7eaabde7a3478
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/261924
> Reviewed-by: Per Åhgren <peah@webrtc.org>
> Reviewed-by: Tim Na <natim@google.com>
> Commit-Queue: Tim Na <natim@google.com>
> Cr-Commit-Position: refs/heads/main@{#36893}
Bug: webrtc:14054
Change-Id: I1fa0a1ff440b9619aba60ec25970ce88a67739db
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/262660
Bot-Commit: rubber-stamper@appspot.gserviceaccount.com <rubber-stamper@appspot.gserviceaccount.com>
Owners-Override: Mirko Bonadei <mbonadei@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#36896}
dab50c6fe8