This is a follow up to a previous CL that removed direct dependency on the `cricket::` string globals. Bug: none Change-Id: I4d839a36739fc4694ce81b72ee036e83dae580df Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/335420 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Tomas Gunnarsson <tommi@webrtc.org> Cr-Commit-Position: refs/heads/main@{#41623}