Convert //base to use std::unique_ptr

ios/web/webui/url_data_manager_ios_backend.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 IOS_INTERNAL_WEB_WEBUI_URL_DATA_MANAGER_BACKEND_IOS_H_
 #define IOS_INTERNAL_WEB_WEBUI_URL_DATA_MANAGER_BACKEND_IOS_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/supports_user_data.h"
 #include "ios/web/public/url_data_source_ios.h"
 #include "ios/web/webui/url_data_manager_ios.h"
 #include "net/url_request/url_request_job_factory.h"
 
 class GURL;
 
 namespace base {
 class RefCountedMemory;
 }
@@ skipping 67 matching lines @@
 
   // The ID we'll use for the next request we receive.
   RequestID next_request_id_;
 
   DISALLOW_COPY_AND_ASSIGN(URLDataManagerIOSBackend);
 };
 
 }  // namespace web
 
 #endif  // IOS_INTERNAL_WEB_WEBUI_URL_DATA_MANAGER_BACKEND_IOS_H_