Replace MessageLoopProxy with SingleThreadTaskRunner for the rest of media/.

media/midi/midi_manager.h

 // Copyright (c) 2013 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_MIDI_MIDI_MANAGER_H_
 #define MEDIA_MIDI_MIDI_MANAGER_H_
 
 #include <set>
 #include <vector>
 
 #include "base/basictypes.h"
+#include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop/message_loop_proxy.h"
 #include "base/synchronization/lock.h"
 #include "media/base/media_export.h"
 #include "media/midi/midi_port_info.h"
 
 namespace base {
+class SingleThreadTaskRunner;
 class Thread;
 }
 
 namespace media {
 
 // A MIDIManagerClient registers with the MIDIManager to receive MIDI data.
 // See MIDIManager::RequestAccess() and MIDIManager::ReleaseAccess()
 // for details.
 class MEDIA_EXPORT MIDIManagerClient {
  public:
@@ skipping 87 matching lines @@
 
   // Protects access to our clients.
   base::Lock clients_lock_;
 
   MIDIPortInfoList input_ports_;
   MIDIPortInfoList output_ports_;
 
   // |send_thread_| is used to send MIDI data by calling the platform-specific
   // API.
   scoped_ptr<base::Thread> send_thread_;
-  scoped_refptr<base::MessageLoopProxy> send_message_loop_;
+  scoped_refptr<base::SingleThreadTaskRunner> send_message_loop_;
 
   DISALLOW_COPY_AND_ASSIGN(MIDIManager);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MIDI_MIDI_MANAGER_H_