Convert //components/proximity_auth from scoped_ptr to std::unique_ptr

components/proximity_auth/proximity_auth_pref_manager.cc

 // Copyright 2015 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 "components/proximity_auth/proximity_auth_pref_manager.h"
 
+#include <memory>
 #include <vector>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "components/prefs/pref_registry_simple.h"
 #include "components/prefs/pref_service.h"
 #include "components/prefs/scoped_user_pref_update.h"
 #include "components/proximity_auth/logging/logging.h"
 #include "components/proximity_auth/proximity_auth_pref_names.h"
 
 namespace proximity_auth {
 
 ProximityAuthPrefManager::ProximityAuthPrefManager(PrefService* pref_service)
@@ skipping 82 matching lines @@
     const std::string& public_key) {
   return RemoveDeviceWithAddress(GetDeviceAddress(public_key));
 }
 
 const base::DictionaryValue* ProximityAuthPrefManager::GetRemoteBleDevices()
     const {
   return pref_service_->GetDictionary(prefs::kProximityAuthRemoteBleDevices);
 }
 
 }  // namespace proximity_auth