Convert device to std::unique_ptr

device/usb/usb_descriptors.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 DEVICE_USB_USB_DESCRIPTORS_H_
 #define DEVICE_USB_USB_DESCRIPTORS_H_
 
 #include <stdint.h>
 
 #include <map>
+#include <memory>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 
 namespace device {
 
 class UsbDeviceHandle;
 
 // A Java counterpart will be generated for this enum.
 // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.device.usb
 enum UsbTransferType {
   USB_TRANSFER_CONTROL = 0,
@@ skipping 84 matching lines @@
   uint16_t maximum_power;
   std::vector<UsbInterfaceDescriptor> interfaces;
   std::vector<uint8_t> extra_data;
 };
 
 bool ParseUsbStringDescriptor(const std::vector<uint8_t>& descriptor,
                               base::string16* output);
 
 void ReadUsbStringDescriptors(
     scoped_refptr<UsbDeviceHandle> device_handle,
-    scoped_ptr<std::map<uint8_t, base::string16>> index_map,
-    const base::Callback<void(scoped_ptr<std::map<uint8_t, base::string16>>)>&
-        callback);
+    std::unique_ptr<std::map<uint8_t, base::string16>> index_map,
+    const base::Callback<
+        void(std::unique_ptr<std::map<uint8_t, base::string16>>)>& callback);
 
 }  // namespace device
 
 #endif  // DEVICE_USB_USB_DESCRIPTORS_H_