When WEBRTC_EXCLUDE_FIELD_TRIAL_DEFAULT is defined, only webrtc::field_trial::FindFullName should be defined at link time, the other functions should not be part of this interface. No-Try: True Bug: webrtc:10335 Change-Id: I81bcefcde6a51bcf8e410af91b5401f23e039d50 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/255340 Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/main@{#36191}