Further utilizing the AEC3 config struct for constants

webrtc/modules/audio_processing/include/audio_processing.h

 /*
  *  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 274 matching lines @@
         struct Mask {
           float m1 = 0.01f;
           float m2 = 0.001f;
           float m3 = 0.01f;
           float m4 = 0.1f;
         } gain_mask;
 
         struct EchoAudibility {
           float low_render_limit = 192.f;
           float normal_render_limit = 64.f;
+          float active_render_limit = 100.f;
         } echo_audibility;
 
+        struct RenderLevels {
+          float active_render_limit = 100.f;
+          float poor_excitation_render_limit = 150.f;
+        } render_levels;
+
         struct GainUpdates {
           struct GainChanges {
             float max_inc;
             float max_dec;
             float rate_inc;
             float rate_dec;
             float min_inc;
             float min_dec;
           };
 
@@ skipping 819 matching lines @@
   // This does not impact the size of frames passed to |ProcessStream()|.
   virtual int set_frame_size_ms(int size) = 0;
   virtual int frame_size_ms() const = 0;
 
  protected:
   virtual ~VoiceDetection() {}
 };
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_AUDIO_PROCESSING_INCLUDE_AUDIO_PROCESSING_H_