Convert //chrome/browser/extensions from scoped_ptr to std::unique_ptr

chrome/browser/extensions/api/image_writer_private/removable_storage_provider_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.
 
 // devguid requires Windows.h be imported first.
 #include <windows.h>
 #include <setupapi.h>
 #include <winioctl.h>
 
 #include "base/strings/string_number_conversions.h"
@@ skipping 17 matching lines @@
       NULL,                         // Output buffer.
       0,                            // Output buffer size.
       &interface_detail_data_size,  // Receives the buffer size.
       NULL);                        // Optional DEVINFO_DATA.
 
   if (status == FALSE && GetLastError() != ERROR_INSUFFICIENT_BUFFER) {
     PLOG(ERROR) << "SetupDiGetDeviceInterfaceDetail failed";
     return false;
   }
 
-  scoped_ptr<char[]> interface_detail_data_buffer(
+  std::unique_ptr<char[]> interface_detail_data_buffer(
       new char[interface_detail_data_size]);
 
   SP_DEVICE_INTERFACE_DETAIL_DATA* interface_detail_data =
       reinterpret_cast<SP_DEVICE_INTERFACE_DETAIL_DATA*>(
           interface_detail_data_buffer.get());
 
   interface_detail_data->cbSize = sizeof(SP_INTERFACE_DEVICE_DETAIL_DATA);
 
   status = SetupDiGetDeviceInterfaceDetail(
       interface_enumerator,
@@ skipping 45 matching lines @@
 
   ULONGLONG disk_capacity = geometry.Cylinders.QuadPart *
     geometry.TracksPerCylinder *
     geometry.SectorsPerTrack *
     geometry.BytesPerSector;
 
   STORAGE_PROPERTY_QUERY query = STORAGE_PROPERTY_QUERY();
   query.PropertyId = StorageDeviceProperty;
   query.QueryType = PropertyStandardQuery;
 
-  scoped_ptr<char[]> output_buf(new char[1024]);
+  std::unique_ptr<char[]> output_buf(new char[1024]);
   status = DeviceIoControl(
       device_handle.Get(),            // Device handle.
       IOCTL_STORAGE_QUERY_PROPERTY,   // Flag to request device properties.
       &query,                         // Query parameters.
       sizeof(STORAGE_PROPERTY_QUERY), // query parameters size.
       output_buf.get(),               // output buffer.
       1024,                           // Size of buffer.
       &bytes_returned,                // Number of bytes returned.
                                       // Must not be null.
       NULL);                          // Optional unused overlapped perameter.
@@ skipping 90 matching lines @@
     PLOG(ERROR) << "SetupDiEnumDeviceInterfaces failed";
     SetupDiDestroyDeviceInfoList(interface_enumerator);
     return false;
   }
 
   SetupDiDestroyDeviceInfoList(interface_enumerator);
   return true;
 }
 
 } // namespace extensions