WebRTC Audio private API: removing WebRtcAudioPrivate(Set/Get)ActiveSinkFunction

content/browser/renderer_host/media/audio_renderer_host.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // AudioRendererHost serves audio related requests from AudioRenderer which
 // lives inside the render process and provide access to audio hardware.
 //
 // This class is owned by RenderProcessHostImpl, and instantiated on UI
 // thread, but all other operations and method calls happen on IO thread, so we
 // need to be extra careful about the lifetime of this object. AudioManager is a
@@ skipping 62 matching lines @@
       public media::AudioOutputDelegate::EventHandler {
  public:
   // Called from UI thread from the owner of this object.
   AudioRendererHost(int render_process_id,
                     media::AudioManager* audio_manager,
                     media::AudioSystem* audio_system,
                     AudioMirroringManager* mirroring_manager,
                     MediaStreamManager* media_stream_manager,
                     const std::string& salt);
 
-  // Calls |callback| with the list of AudioOutputControllers for this object.
-  void GetOutputControllers(
-      const RenderProcessHost::GetAudioOutputControllersCallback&
-          callback) const;
-
   // BrowserMessageFilter implementation.
   void OnChannelClosing() override;
   void OnDestruct() const override;
   bool OnMessageReceived(const IPC::Message& message) override;
 
   // AudioOutputDelegate::EventHandler implementation
   void OnStreamCreated(
       int stream_id,
       base::SharedMemory* shared_memory,
       std::unique_ptr<base::CancelableSyncSocket> foreign_socket) override;
@@ skipping 75 matching lines @@
   // Helper methods.
 
   // Called after the |render_frame_id| provided to OnCreateStream() was
   // validated. When |is_valid| is false, this calls OnStreamError().
   void DidValidateRenderFrame(int stream_id, bool is_valid);
 
   // Updates status of stream for AudioStreamMonitor and updates
   // the number of playing streams.
   void StreamStateChanged(int stream_id, bool is_playing);
 
-  RenderProcessHost::AudioOutputControllerList DoGetOutputControllers() const;
-
   // Send an error message to the renderer.
   void SendErrorMessage(int stream_id);
 
   // Helper methods to look up a AudioOutputDelegate identified by |stream_id|.
   // Returns delegates_.end() if not found.
   AudioOutputDelegateVector::iterator LookupIteratorById(int stream_id);
   // Returns nullptr if not found.
   media::AudioOutputDelegate* LookupById(int stream_id);
 
   // Helper method to check if the authorization procedure for stream
@@ skipping 34 matching lines @@
   ValidateRenderFrameIdFunction validate_render_frame_id_function_;
 
   AudioOutputAuthorizationHandler authorization_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioRendererHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_RENDERER_HOST_H_