Ensures the residual echo detector does not requiring band-splitting

webrtc/modules/audio_processing/audio_processing_impl.cc

 /*
  *  Copyright (c) 2012 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.
  */
 
@@ skipping 202 matching lines @@
 
   changed |= first_update_;
   first_update_ = false;
   return changed;
 }
 
 bool AudioProcessingImpl::ApmSubmoduleStates::CaptureMultiBandSubModulesActive()
     const {
 #if WEBRTC_INTELLIGIBILITY_ENHANCER
   return CaptureMultiBandProcessingActive() ||
-         intelligibility_enhancer_enabled_ ||
-         voice_activity_detector_enabled_ || residual_echo_detector_enabled_;
+         intelligibility_enhancer_enabled_ || voice_activity_detector_enabled_;
 #else
-  return CaptureMultiBandProcessingActive() ||
-         voice_activity_detector_enabled_ || residual_echo_detector_enabled_;
+  return CaptureMultiBandProcessingActive() || voice_activity_detector_enabled_;
 #endif
 }
 
 bool AudioProcessingImpl::ApmSubmoduleStates::CaptureMultiBandProcessingActive()
     const {
   return low_cut_filter_enabled_ || echo_canceller_enabled_ ||
          mobile_echo_controller_enabled_ || noise_suppressor_enabled_ ||
          beamformer_enabled_ || adaptive_gain_controller_enabled_ ||
          echo_canceller3_enabled_;
 }
 
 bool AudioProcessingImpl::ApmSubmoduleStates::RenderMultiBandSubModulesActive()
     const {
   return RenderMultiBandProcessingActive() || echo_canceller_enabled_ ||
          mobile_echo_controller_enabled_ || adaptive_gain_controller_enabled_ ||
-         residual_echo_detector_enabled_ || echo_canceller3_enabled_;
+         echo_canceller3_enabled_;
 }
 
 bool AudioProcessingImpl::ApmSubmoduleStates::RenderMultiBandProcessingActive()
     const {
 #if WEBRTC_INTELLIGIBILITY_ENHANCER
   return intelligibility_enhancer_enabled_;
 #else
   return false;
 #endif
 }
@@ skipping 1760 matching lines @@
       previous_agc_level(0),
       echo_path_gain_change(false) {}
 
 AudioProcessingImpl::ApmCaptureState::~ApmCaptureState() = default;
 
 AudioProcessingImpl::ApmRenderState::ApmRenderState() = default;
 
 AudioProcessingImpl::ApmRenderState::~ApmRenderState() = default;
 
 }  // namespace webrtc