Use VAD to get a better speech power estimation in the IntelligibilityEnhancer

webrtc/modules/audio_processing/audio_processing_impl.cc

Index: webrtc/modules/audio_processing/audio_processing_impl.cc
diff --git a/webrtc/modules/audio_processing/audio_processing_impl.cc b/webrtc/modules/audio_processing/audio_processing_impl.cc
index b3f38f408ea219f3233809ce232901ac3fa1e4b9..040b7ef7974da3c595cbd1c40b94413667cb8015 100644
--- a/webrtc/modules/audio_processing/audio_processing_impl.cc
+++ b/webrtc/modules/audio_processing/audio_processing_impl.cc
@@ -1270,8 +1270,7 @@ bool AudioProcessingImpl::analysis_needed(bool is_data_processed) const {
 }
 
 bool AudioProcessingImpl::is_rev_processed() const {
-  return constants_.intelligibility_enabled &&
-         public_submodules_->intelligibility_enhancer->active();
+  return constants_.intelligibility_enabled;
 }
 
 bool AudioProcessingImpl::render_check_rev_conversion_needed() const {
@@ -1322,12 +1321,9 @@ void AudioProcessingImpl::InitializeBeamformer() {
 
 void AudioProcessingImpl::InitializeIntelligibility() {
   if (constants_.intelligibility_enabled) {
-    IntelligibilityEnhancer::Config config;
-    config.sample_rate_hz = capture_nonlocked_.split_rate;
-    config.num_capture_channels = capture_.capture_audio->num_channels();
-    config.num_render_channels = render_.render_audio->num_channels();
     public_submodules_->intelligibility_enhancer.reset(
-        new IntelligibilityEnhancer(config));
+        new IntelligibilityEnhancer(capture_nonlocked_.split_rate,
+                                    render_.render_audio->num_channels()));
   }
 }