Test for audio codec pair ID assignment
Test for audio codec pair ID assignment

We want to ensure that encoders and decoders actually get IDs with the
desired properties.

Bug: webrtc:8941
Change-Id: Ie64b67c2e9cb67171725d27f92e954afd1b77834
Reviewed-on: https://webrtc-review.googlesource.com/63300
Commit-Queue: Karl Wiberg <2c708eb0a58047bf403399f50b3da33ffd2dd444@webrtc.org>
Reviewed-by: Oskar Sundbom <5d38decb5d5e61546cd18e5e1cbaa7a6fbf39c74@webrtc.org>
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#22547}
ShiftMediaProject/libilbc,TimothyGu/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc