audio_device_module_h.patch

--- webrtc/src/sdk/objc/native/api/audio_device_module.h
+++ webrtc/src/sdk/objc/native/api/audio_device_module.h
@@ -22,7 +22,7 @@ namespace webrtc {
 // Warning: Setting |bypass_voice_processing| will have unpredictable
 // consequences for the audio path in the device. It is not advisable to use in
 // most scenarios.
-rtc::scoped_refptr<AudioDeviceModule> CreateAudioDeviceModule(
+RTC_EXPORT rtc::scoped_refptr<AudioDeviceModule> CreateAudioDeviceModule(
     bool bypass_voice_processing = false);
 
 }  // namespace webrtc