Revert of Remove ScopedVector from all other codes in media/

media/midi/usb_midi_device.h

 // Copyright 2014 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_USB_MIDI_DEVICE_H_
 #define MEDIA_MIDI_USB_MIDI_DEVICE_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
 #include "base/callback.h"
+#include "base/memory/scoped_vector.h"
 #include "base/time/time.h"
 #include "media/midi/usb_midi_export.h"
 
 namespace midi {
 
 class UsbMidiDevice;
 
 // Delegate class for UsbMidiDevice.
 // Each method is called when an corresponding event arrives at the device.
 class USB_MIDI_EXPORT UsbMidiDeviceDelegate {
@@ skipping 11 matching lines @@
   virtual void OnDeviceAttached(std::unique_ptr<UsbMidiDevice> device) = 0;
   // Called when a USB-MIDI device is detached.
   virtual void OnDeviceDetached(size_t index) = 0;
 };
 
 // UsbMidiDevice represents a USB-MIDI device.
 // This is an interface class and each platform-dependent implementation class
 // will be a derived class.
 class USB_MIDI_EXPORT UsbMidiDevice {
  public:
-  typedef std::vector<std::unique_ptr<UsbMidiDevice>> Devices;
+  typedef ScopedVector<UsbMidiDevice> Devices;
 
   // Factory class for USB-MIDI devices.
   // Each concrete implementation will find and create devices
   // in platform-dependent way.
   class Factory {
    public:
     typedef base::Callback<void(bool result, Devices* devices)> Callback;
     virtual ~Factory() {}
 
     // Enumerates devices.
@@ skipping 22 matching lines @@
   // Return the device version.
   virtual std::string GetDeviceVersion() = 0;
 
   // Sends |data| to the given USB endpoint of this device.
   virtual void Send(int endpoint_number, const std::vector<uint8_t>& data) = 0;
 };
 
 }  // namespace midi
 
 #endif  // MEDIA_MIDI_USB_MIDI_DEVICE_H_