This reverts commit 8088aad5ac0154d8fdc252de9e8ab4e0172d7da2.
Reason for revert: Downstream test failure
Original change's description:
> Send first probe packet directly instead of enqueuing it.
>
> This avoids potentially creating needless containers in the packet
> queue and removes usage of the packet prio, allowing it to be moved in
> an upcoming CL.
>
> Bug: webrtc:11340
> Change-Id: Iddd9e7e4e73c97ab25a85e42bcc0094d61fd60d3
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/259524
> Reviewed-by: Emil Lundmark <lndmrk@webrtc.org>
> Commit-Queue: Erik Språng <sprang@webrtc.org>
> Cr-Commit-Position: refs/heads/main@{#36602}
Bug: webrtc:11340
Change-Id: Ib2a4bdad3ca82108e150feefb2680b880bc316e5
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/259763
Bot-Commit: rubber-stamper@appspot.gserviceaccount.com <rubber-stamper@appspot.gserviceaccount.com>
Reviewed-by: Emil Lundmark <lndmrk@webrtc.org>
Commit-Queue: Erik Språng <sprang@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#36605}
d090952628