Some linked_ptr -> unique_ptr conversion in extensions/browser.

extensions/browser/api/networking_private/networking_private_linux.cc

 // 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.
 
 #include "extensions/browser/api/networking_private/networking_private_linux.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 919 matching lines @@
   access_point->GetString(kAccessPointInfoConnectionState, &connection_state);
   access_point->GetInteger(kAccessPointInfoWifiSignalStrengthDotted,
                            &signal_strength);
   access_point->GetString(kAccessPointInfoName, &ssid);
   access_point->SetString(kAccessPointInfoGuid, network_guid);
 
   NetworkMap::iterator existing_access_point_iter = network_map->find(ssid);
 
   if (existing_access_point_iter == network_map->end()) {
     // Unseen access point. Add it to the map.
-    network_map->insert(NetworkMap::value_type(
-        ssid, linked_ptr<base::DictionaryValue>(access_point.release())));
+    network_map->insert(NetworkMap::value_type(ssid, std::move(access_point)));
   } else {
     // Already seen access point. Update the record if this is the connected
     // record or if the signal strength is higher. But don't override a weaker
     // access point if that is the one that is connected.
     int existing_signal_strength;
-    linked_ptr<base::DictionaryValue>& existing_access_point =
-        existing_access_point_iter->second;
+    base::DictionaryValue* existing_access_point =
+        existing_access_point_iter->second.get();
     existing_access_point->GetInteger(kAccessPointInfoWifiSignalStrengthDotted,
                                       &existing_signal_strength);
 
     std::string existing_connection_state;
     existing_access_point->GetString(kAccessPointInfoConnectionState,
                                      &existing_connection_state);
 
     if ((connection_state == ::onc::connection_state::kConnected) ||
         (!(existing_connection_state == ::onc::connection_state::kConnected) &&
          signal_strength > existing_signal_strength)) {
@@ skipping 241 matching lines @@
                  base::Unretained(this), base::Passed(&guid_list)));
 }
 
 void NetworkingPrivateLinux::OnNetworksChangedEventTask(
     std::unique_ptr<GuidList> guid_list) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   OnNetworksChangedEventOnUIThread(*guid_list);
 }
 
 }  // namespace extensions