Replace scoped_ptr with std::unique_ptr in //media.

media/midi/midi_manager_win.cc

 // Copyright 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.
 
 #include "media/midi/midi_manager_win.h"
 
 #include <windows.h>
 #include <ks.h>
 #include <ksmedia.h>
 #include <mmreg.h>
@@ skipping 76 matching lines @@
   void operator()(MIDIHDR* header) {
     if (!header)
       return;
     delete[] static_cast<char*>(header->lpData);
     header->lpData = NULL;
     header->dwBufferLength = 0;
     delete header;
   }
 };
 
-typedef scoped_ptr<MIDIHDR, MIDIHDRDeleter> ScopedMIDIHDR;
+using ScopedMIDIHDR = std::unique_ptr<MIDIHDR, MIDIHDRDeleter>;
 
 ScopedMIDIHDR CreateMIDIHDR(size_t size) {
   ScopedMIDIHDR header(new MIDIHDR);
   ZeroMemory(header.get(), sizeof(*header));
   header->lpData = new char[size];
   header->dwBufferLength = static_cast<DWORD>(size);
   return header;
 }
 
 void SendShortMidiMessageInternal(HMIDIOUT midi_out_handle,
@@ skipping 1078 matching lines @@
                                        base::TimeTicks time) {
   ReceiveMidiData(port_index, &data[0], data.size(), time);
 }
 
 MidiManager* MidiManager::Create() {
   return new MidiManagerWin();
 }
 
 }  // namespace midi
 }  // namespace media