media_stream_audio_processor: Default enabled Finch experiments now also applies

content/renderer/media/media_stream_audio_processor_options.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/media/media_stream_audio_processor_options.h"
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
@@ skipping 248 matching lines @@
   }
   echo_poor_delay_counts_ = 0;
   echo_total_delay_counts_ = 0;
   last_log_time_ = base::TimeTicks::Now();
 }
 
 void EnableEchoCancellation(AudioProcessing* audio_processing) {
 #if defined(OS_ANDROID) || defined(OS_IOS)
   const std::string group_name =
       base::FieldTrialList::FindFullName("ReplaceAECMWithAEC");
-  if (group_name.empty() || group_name != "Enabled") {
+  if (group_name.empty() ||
+      !(group_name == "Enabled" || group_name == "DefaultEnabled")) {
     // Mobile devices are using AECM.
     int err = audio_processing->echo_control_mobile()->set_routing_mode(
         webrtc::EchoControlMobile::kSpeakerphone);
     err |= audio_processing->echo_control_mobile()->Enable(true);
     CHECK_EQ(err, 0);
     return;
   }
 #endif
   int err = audio_processing->echo_cancellation()->set_suppression_level(
       webrtc::EchoCancellation::kHighSuppression);
@@ skipping 90 matching lines @@
   }
 
   int median = 0, std = 0;
   if (!audio_processing->echo_cancellation()->GetDelayMetrics(&median, &std)) {
     stats->echo_delay_median_ms = median;
     stats->echo_delay_std_ms = std;
   }
 }
 
 }  // namespace content