Surface the IntelligibilityEnhancer on MediaConstraints

webrtc/modules/audio_device/android/audio_device_template.h

Index: webrtc/modules/audio_device/android/audio_device_template.h
diff --git a/webrtc/modules/audio_device/android/audio_device_template.h b/webrtc/modules/audio_device/android/audio_device_template.h
index 719b4bdd360b4ba7ba896990781e1c6f29ba5267..efb7353d2de5622e5a13e117ffe87964198ba4e7 100644
--- a/webrtc/modules/audio_device/android/audio_device_template.h
+++ b/webrtc/modules/audio_device/android/audio_device_template.h
@@ -482,6 +482,11 @@ class AudioDeviceTemplate : public AudioDeviceGeneric {
     return input_.EnableBuiltInNS(enable);
   }
 
+  // Returns true if the Intelligibility Enhancer is enabled
+  bool IntelligibilityIsEnabled() const override {
+    return audio_manager_->IsIntelligibilityEnhancerEnabled();
+  }
+
  private:
   rtc::ThreadChecker thread_checker_;