Surface the IntelligibilityEnhancer on MediaConstraints

webrtc/modules/audio_device/android/audio_manager.h

Index: webrtc/modules/audio_device/android/audio_manager.h
diff --git a/webrtc/modules/audio_device/android/audio_manager.h b/webrtc/modules/audio_device/android/audio_manager.h
index b4264a6f8cd9ec6a815a9483c9cefc1f6ef5463d..f974c54375fc2cdeafea3fb7475a88ec5be50670 100644
--- a/webrtc/modules/audio_device/android/audio_manager.h
+++ b/webrtc/modules/audio_device/android/audio_manager.h
@@ -84,6 +84,9 @@ class AudioManager {
   bool IsAutomaticGainControlSupported() const;
   bool IsNoiseSuppressorSupported() const;
 
+  // Returns true if the Intelligibility Enhancer was enabled from the Java API.
+  bool IsIntelligibilityEnhancerEnabled() const;
+
   // Returns true if the device supports the low-latency audio paths in
   // combination with OpenSL ES.
   bool IsLowLatencyPlayoutSupported() const;
@@ -105,6 +108,7 @@ class AudioManager {
                                            jboolean hardware_aec,
                                            jboolean hardware_agc,
                                            jboolean hardware_ns,
+                                           jboolean intelligibility,
                                            jboolean low_latency_output,
                                            jint output_buffer_size,
                                            jint input_buffer_size,
@@ -115,6 +119,7 @@ class AudioManager {
                               jboolean hardware_aec,
                               jboolean hardware_agc,
                               jboolean hardware_ns,
+                              jboolean intelligibility,
                               jboolean low_latency_output,
                               jint output_buffer_size,
                               jint input_buffer_size);
@@ -149,6 +154,9 @@ class AudioManager {
   // True if device supports hardware (or built-in) NS.
   bool hardware_ns_;
 
+  // True if the IE is enabled.
+  bool intelligibility_;
+
   // True if device supports the low-latency OpenSL ES audio path.
   bool low_latency_playout_;