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

components/prefs/default_pref_store.cc

 // Copyright (c) 2012 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/prefs/default_pref_store.h"
 
 #include <utility>
 
 #include "base/logging.h"
 
@@ skipping 12 matching lines @@
 
 void DefaultPrefStore::RemoveObserver(PrefStore::Observer* observer) {
   observers_.RemoveObserver(observer);
 }
 
 bool DefaultPrefStore::HasObservers() const {
   return observers_.might_have_observers();
 }
 
 void DefaultPrefStore::SetDefaultValue(const std::string& key,
-                                       scoped_ptr<Value> value) {
+                                       std::unique_ptr<Value> value) {
   DCHECK(!GetValue(key, NULL));
   prefs_.SetValue(key, std::move(value));
 }
 
 void DefaultPrefStore::ReplaceDefaultValue(const std::string& key,
-                                           scoped_ptr<Value> value) {
+                                           std::unique_ptr<Value> value) {
   const Value* old_value = NULL;
   GetValue(key, &old_value);
   bool notify = !old_value->Equals(value.get());
   prefs_.SetValue(key, std::move(value));
   if (notify)
     FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key));
 }
 
 DefaultPrefStore::const_iterator DefaultPrefStore::begin() const {
   return prefs_.begin();
 }
 
 DefaultPrefStore::const_iterator DefaultPrefStore::end() const {
   return prefs_.end();
 }
 
 DefaultPrefStore::~DefaultPrefStore() {}