AVFoundation tvOS 12.1 to 12.2 API Differences

../Frameworks/AVFAudio.framework/Headers/AVAudioSession.h

Added AVAudioSessionPromptStyle

Added AVAudioSessionPromptStyleNone

Added AVAudioSessionPromptStyleShort

Added AVAudioSessionPromptStyleNormal

Added AVAudioSession.promptStyle

AVContentKeySession.h

Added AVContentKeySessionServerPlaybackContextOption

Added AVContentKeyRequest.options

AVSampleBufferDisplayLayer.h

Added AVSampleBufferDisplayLayer.preventsCapture