Provide experimental AudioProcessing options at creation.

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/file_util.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
@@ skipping 215 matching lines @@
   CHECK_EQ(err, 0);
 }
 
 void EnableNoiseSuppression(AudioProcessing* audio_processing) {
   int err = audio_processing->noise_suppression()->set_level(
       webrtc::NoiseSuppression::kHigh);
   err |= audio_processing->noise_suppression()->Enable(true);
   CHECK_EQ(err, 0);
 }
 
-void EnableExperimentalNoiseSuppression(AudioProcessing* audio_processing) {
-  webrtc::Config config;
-  config.Set<webrtc::ExperimentalNs>(new webrtc::ExperimentalNs(true));
-  audio_processing->SetExtraOptions(config);
-}
-
 void EnableHighPassFilter(AudioProcessing* audio_processing) {
   CHECK_EQ(audio_processing->high_pass_filter()->Enable(true), 0);
 }
 
 void EnableTypingDetection(AudioProcessing* audio_processing,
                            webrtc::TypingDetection* typing_detector) {
   int err = audio_processing->voice_detection()->Enable(true);
   err |= audio_processing->voice_detection()->set_likelihood(
       webrtc::VoiceDetection::kVeryLowLikelihood);
   CHECK_EQ(err, 0);
 
   // Configure the update period to 1s (100 * 10ms) in the typing detector.
   typing_detector->SetParameters(0, 0, 0, 0, 0, 100);
 }
 
-void EnableExperimentalEchoCancellation(AudioProcessing* audio_processing) {
-  webrtc::Config config;
-  config.Set<webrtc::DelayCorrection>(new webrtc::DelayCorrection(true));
-  audio_processing->SetExtraOptions(config);
-}
-
 void StartEchoCancellationDump(AudioProcessing* audio_processing,
                                base::File aec_dump_file) {
   DCHECK(aec_dump_file.IsValid());
 
   FILE* stream = base::FileToFILE(aec_dump_file.Pass(), "w");
   if (!stream) {
     LOG(ERROR) << "Failed to open AEC dump file";
     return;
   }
 
@@ skipping 50 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