WebRTC-DeprecateGlobalFieldTrialString/Enabled/ - part 7/inf

Convert audio/ and collateral (audio encoder copy red).

Bug: webrtc:10335
Change-Id: Iac54c0cfd2f62f4402f3deec35ae2725ec35b81a
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/255820
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Jonas Oreland <jonaso@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#36229}
diff --git a/modules/audio_coding/test/TestRedFec.cc b/modules/audio_coding/test/TestRedFec.cc
index d2c8d8a..892fbc8 100644
--- a/modules/audio_coding/test/TestRedFec.cc
+++ b/modules/audio_coding/test/TestRedFec.cc
@@ -190,7 +190,8 @@
       AudioEncoderCopyRed::Config config;
       config.payload_type = red_payload_type;
       config.speech_encoder = std::move(encoder);
-      encoder = std::make_unique<AudioEncoderCopyRed>(std::move(config));
+      encoder = std::make_unique<AudioEncoderCopyRed>(std::move(config),
+                                                      field_trials_);
       receive_codecs.emplace(
           std::make_pair(red_payload_type,
                          SdpAudioFormat("red", codec_format.clockrate_hz, 1)));
diff --git a/modules/audio_coding/test/TestRedFec.h b/modules/audio_coding/test/TestRedFec.h
index 0e92d27..dbadd88 100644
--- a/modules/audio_coding/test/TestRedFec.h
+++ b/modules/audio_coding/test/TestRedFec.h
@@ -19,6 +19,7 @@
 #include "common_audio/vad/include/vad.h"
 #include "modules/audio_coding/test/Channel.h"
 #include "modules/audio_coding/test/PCMFile.h"
+#include "test/scoped_key_value_config.h"
 
 namespace webrtc {
 
@@ -37,6 +38,7 @@
   void Run();
   void OpenOutFile(int16_t testNumber);
 
+  test::ScopedKeyValueConfig field_trials_;
   const rtc::scoped_refptr<AudioEncoderFactory> encoder_factory_;
   const rtc::scoped_refptr<AudioDecoderFactory> decoder_factory_;
   std::unique_ptr<AudioCodingModule> _acmA;