Fix double close in MojoAudioOutputStream.

media/mojo/services/mojo_audio_output_stream.cc

 // 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.
 
 #include "media/mojo/services/mojo_audio_output_stream.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/callback_helpers.h"
@@ skipping 40 matching lines @@
                << ") out of range.";
     OnError();
     return;
   }
   delegate_->OnSetVolume(volume);
 }
 
 void MojoAudioOutputStream::OnStreamCreated(
     int stream_id,
     base::SharedMemory* shared_memory,
-    base::CancelableSyncSocket* foreign_socket) {
+    std::unique_ptr<base::CancelableSyncSocket> foreign_socket) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(stream_created_callback_);
   DCHECK(shared_memory);
   DCHECK(foreign_socket);
 
   base::SharedMemoryHandle foreign_memory_handle =
       base::SharedMemory::DuplicateHandle(shared_memory->handle());
   DCHECK(base::SharedMemory::IsHandleValid(foreign_memory_handle));
 
   mojo::ScopedSharedBufferHandle buffer_handle = mojo::WrapSharedMemoryHandle(
       foreign_memory_handle, shared_memory->requested_size(), false);
   mojo::ScopedHandle socket_handle =
-      mojo::WrapPlatformFile(foreign_socket->handle());
+      mojo::WrapPlatformFile(foreign_socket->Release());
 
   DCHECK(buffer_handle.is_valid());
   DCHECK(socket_handle.is_valid());
 
   base::ResetAndReturn(&stream_created_callback_)
       .Run(std::move(buffer_handle), std::move(socket_handle));
 }
 
 void MojoAudioOutputStream::OnStreamError(int stream_id) {
   DCHECK(thread_checker_.CalledOnValidThread());
   OnError();
 }
 
 void MojoAudioOutputStream::OnError() {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(deleter_callback_);
   std::move(deleter_callback_).Run();  // Deletes |this|.
 }
 
 }  // namespace media