Changed default value for the duration of the echo in echocanceller 3

webrtc/modules/audio_processing/aec3/echo_remover.cc

 /*
  *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 #include "webrtc/modules/audio_processing/aec3/echo_remover.h"
@@ skipping 86 matching lines @@
     int sample_rate_hz)
     : fft_(),
       data_dumper_(
           new ApmDataDumper(rtc::AtomicOps::Increment(&instance_count_))),
       optimization_(DetectOptimization()),
       sample_rate_hz_(sample_rate_hz),
       subtractor_(data_dumper_.get(), optimization_),
       suppression_gain_(optimization_),
       cng_(optimization_),
       suppression_filter_(sample_rate_hz_),
-      aec_state_(config.echo_decay) {
+      aec_state_(0.8f) {
   RTC_DCHECK(ValidFullBandRate(sample_rate_hz));
 }
 
 EchoRemoverImpl::~EchoRemoverImpl() = default;
 
 void EchoRemoverImpl::ProcessCapture(
     const rtc::Optional<size_t>& echo_path_delay_samples,
     const EchoPathVariability& echo_path_variability,
     bool capture_signal_saturation,
     const RenderBuffer& render_buffer,
@@ skipping 108 matching lines @@
 
 }  // namespace
 
 EchoRemover* EchoRemover::Create(
     const AudioProcessing::Config::EchoCanceller3& config,
     int sample_rate_hz) {
   return new EchoRemoverImpl(config, sample_rate_hz);
 }
 
 }  // namespace webrtc