Use std::default_delete as the default deleter for scoped_ptr.

device/hid/input_service_linux.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_HID_INPUT_SERVICE_LINUX_H_
 #define DEVICE_HID_INPUT_SERVICE_LINUX_H_
 
+#include <memory>
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/containers/hash_tables.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/observer_list.h"
 #include "base/threading/thread_checker.h"
@@ skipping 62 matching lines @@
 
   void AddDevice(const InputDeviceInfo& info);
   void RemoveDevice(const std::string& id);
 
   bool CalledOnValidThread() const;
 
   DeviceMap devices_;
   base::ObserverList<Observer> observers_;
 
  private:
-  friend struct base::DefaultDeleter<InputServiceLinux>;
+  friend std::default_delete<InputServiceLinux>;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(InputServiceLinux);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_HID_INPUT_SERVICE_LINUX_H_