Some linked_ptr -> unique_ptr conversion in extensions/browser.

extensions/browser/api/networking_private/networking_private_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 EXTENSIONS_BROWSER_API_NETWORKING_PRIVATE_NETWORKING_PRIVATE_LINUX_H_
 #define EXTENSIONS_BROWSER_API_NETWORKING_PRIVATE_NETWORKING_PRIVATE_LINUX_H_
 
 #include <stdint.h>
 
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
-#include "base/memory/linked_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/threading/thread.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "extensions/browser/api/networking_private/networking_private_delegate.h"
 
 namespace dbus {
 class Bus;
 class ObjectPath;
 class ObjectProxy;
 class Response;
 };
 
 namespace extensions {
 
 // Linux NetworkingPrivateDelegate implementation.
 class NetworkingPrivateLinux : public NetworkingPrivateDelegate {
  public:
-  typedef std::map<base::string16, linked_ptr<base::DictionaryValue>>
-      NetworkMap;
+  using NetworkMap =
+      std::map<base::string16, std::unique_ptr<base::DictionaryValue>>;
 
   typedef std::vector<std::string> GuidList;
 
   explicit NetworkingPrivateLinux(
       std::unique_ptr<VerifyDelegate> verify_delegate);
 
   // NetworkingPrivateDelegate
   void GetProperties(const std::string& guid,
                      const DictionaryCallback& success_callback,
                      const FailureCallback& failure_callback) override;
@@ skipping 225 matching lines @@
   // Observers to Network Events.
   base::ObserverList<NetworkingPrivateDelegateObserver>
       network_events_observers_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkingPrivateLinux);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_NETWORKING_PRIVATE_NETWORKING_PRIVATE_LINUX_H_