audioproc_f with simulated mic analog gain

webrtc/modules/audio_processing/test/wav_based_simulator.h

Index: webrtc/modules/audio_processing/test/wav_based_simulator.h
diff --git a/webrtc/modules/audio_processing/test/wav_based_simulator.h b/webrtc/modules/audio_processing/test/wav_based_simulator.h
index c1fcf6163b107aff32ea7753a4627eaa37dce317..f7b948f247422d5988485edd8156a6076ca25d1a 100644
--- a/webrtc/modules/audio_processing/test/wav_based_simulator.h
+++ b/webrtc/modules/audio_processing/test/wav_based_simulator.h
@@ -11,6 +11,7 @@
 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_TEST_WAV_BASED_SIMULATOR_H_
 #define WEBRTC_MODULES_AUDIO_PROCESSING_TEST_WAV_BASED_SIMULATOR_H_
 
+#include <string>
 #include <vector>
 
 #include "webrtc/modules/audio_processing/test/audio_processing_simulator.h"
@@ -45,7 +46,6 @@ class WavBasedSimulator final : public AudioProcessingSimulator {
       const std::string& filename);
 
   std::vector<SimulationEventType> call_chain_;
-  int last_specified_microphone_level_ = 100;
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(WavBasedSimulator);
 };