Fix double close in MojoAudioOutputStream.

media/mojo/services/mojo_audio_output_stream.h

 // Copyright 2017 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.
 
 #ifndef MEDIA_MOJO_SERVICES_MOJO_AUDIO_OUTPUT_STREAM_H_
 #define MEDIA_MOJO_SERVICES_MOJO_AUDIO_OUTPUT_STREAM_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 29 matching lines @@
 
   ~MojoAudioOutputStream() override;
 
  private:
   // mojom::AudioOutputStream implementation.
   void Play() override;
   void Pause() override;
   void SetVolume(double volume) override;
 
   // AudioOutputDelegate::EventHandler implementation.
-  void OnStreamCreated(int stream_id,
-                       base::SharedMemory* shared_memory,
-                       base::CancelableSyncSocket* foreign_socket) override;
+  void OnStreamCreated(
+      int stream_id,
+      base::SharedMemory* shared_memory,
+      std::unique_ptr<base::CancelableSyncSocket> foreign_socket) override;
   void OnStreamError(int stream_id) override;
 
   // Closes connection to client and notifies owner.
   void OnError();
 
   StreamCreatedCallback stream_created_callback_;
   base::OnceClosure deleter_callback_;
   mojo::Binding<AudioOutputStream> binding_;
   base::ThreadChecker thread_checker_;
   std::unique_ptr<AudioOutputDelegate> delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoAudioOutputStream);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MOJO_SERVICES_MOJO_AUDIO_OUTPUT_STREAM_H_