Sameer Vijaykar df7df199ab Clean up IPv6 fixes field trial artifacts.
The fixes have been default enabled, so clean up dead code.

Bug: webrtc:14334
Change-Id: I4967d5ad451ac333c54294fc14bea6c7ba1445e3
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/301180
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Jonas Oreland <jonaso@webrtc.org>
Commit-Queue: Sameer Vijaykar <samvi@google.com>
Cr-Commit-Position: refs/heads/main@{#39949}
2023-04-25 14:59:55 +00:00
..