Remove use of selectors matching Apple private API names.

webrtc/modules/audio_device/ios/objc/RTCAudioSession.h

 /*
  *  Copyright 2016 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 34 matching lines @@
 /** Called on a system notification thread when AVAudioSession changes the
  *  route.
  */
 - (void)audioSessionDidChangeRoute:(RTCAudioSession *)session
            reason:(AVAudioSessionRouteChangeReason)reason
     previousRoute:(AVAudioSessionRouteDescription *)previousRoute;
 
 /** Called on a system notification thread when AVAudioSession media server
  *  terminates.
  */
-- (void)audioSessionMediaServicesWereLost:(RTCAudioSession *)session;
+- (void)audioSessionMediaServerTerminated:(RTCAudioSession *)session;
 
 /** Called on a system notification thread when AVAudioSession media server
  *  restarts.
  */
-- (void)audioSessionMediaServicesWereReset:(RTCAudioSession *)session;
+- (void)audioSessionMediaServerReset:(RTCAudioSession *)session;
 
 // TODO(tkchin): Maybe handle SilenceSecondaryAudioHintNotification.
 
 - (void)audioSession:(RTCAudioSession *)session
     didChangeCanPlayOrRecord:(BOOL)canPlayOrRecord;
 
 /** Called on a WebRTC thread when the audio device is notified to begin
  *  playback or recording.
  */
 - (void)audioSessionDidStartPlayOrRecord:(RTCAudioSession *)session;
@@ skipping 144 matching lines @@
 /** Convenience method that calls both setConfiguration and setActive.
  *  |lockForConfiguration| must be called first.
  */
 - (BOOL)setConfiguration:(RTCAudioSessionConfiguration *)configuration
                   active:(BOOL)active
                    error:(NSError **)outError;
 
 @end
 
 NS_ASSUME_NONNULL_END