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

components/prefs/pref_service.h

 // 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.
 
 // This provides a way to access the application's current preferences.
 
 // Chromium settings and storage represent user-selected preferences and
 // information and MUST not be extracted, overwritten or modified except
 // through Chromium defined APIs.
 
 #ifndef COMPONENTS_PREFS_PREF_SERVICE_H_
 #define COMPONENTS_PREFS_PREF_SERVICE_H_
 
 #include <stdint.h>
 
+#include <memory>
 #include <set>
 #include <string>
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/containers/hash_tables.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/values.h"
 #include "components/prefs/base_prefs_export.h"
 #include "components/prefs/persistent_pref_store.h"
 
 class PrefNotifier;
 class PrefNotifierImpl;
 class PrefObserver;
 class PrefRegistry;
@@ skipping 209 matching lines @@
   // registered preference. In that case, will never return NULL.
   const base::Value* GetDefaultPrefValue(const std::string& path) const;
 
   // Returns true if a value has been set for the specified path.
   // NOTE: this is NOT the same as FindPreference. In particular
   // FindPreference returns whether RegisterXXX has been invoked, where as
   // this checks if a value exists for the path.
   bool HasPrefPath(const std::string& path) const;
 
   // Returns a dictionary with effective preference values.
-  scoped_ptr<base::DictionaryValue> GetPreferenceValues() const;
+  std::unique_ptr<base::DictionaryValue> GetPreferenceValues() const;
 
   // Returns a dictionary with effective preference values, omitting prefs that
   // are at their default values.
-  scoped_ptr<base::DictionaryValue> GetPreferenceValuesOmitDefaults() const;
+  std::unique_ptr<base::DictionaryValue> GetPreferenceValuesOmitDefaults()
+      const;
 
   // Returns a dictionary with effective preference values. Contrary to
   // GetPreferenceValues(), the paths of registered preferences are not split on
   // '.' characters. If a registered preference stores a dictionary, however,
   // the hierarchical structure inside the preference will be preserved.
   // For example, if "foo.bar" is a registered preference, the result could look
   // like this:
   //   {"foo.bar": {"a": {"b": true}}}.
-  scoped_ptr<base::DictionaryValue> GetPreferenceValuesWithoutPathExpansion()
-      const;
+  std::unique_ptr<base::DictionaryValue>
+  GetPreferenceValuesWithoutPathExpansion() const;
 
   bool ReadOnly() const;
 
   PrefInitializationStatus GetInitializationStatus() const;
 
   // Tell our PrefValueStore to update itself to |command_line_store|.
   // Takes ownership of the store.
   virtual void UpdateCommandLinePrefStore(PrefStore* command_line_store);
 
   // We run the callback once, when initialization completes. The bool
@@ skipping 16 matching lines @@
   // implemented in chrome/browser/prefs/browser_prefs.cc.
   PrefRegistry* DeprecatedGetPrefRegistry();
 
   // Clears mutable values.
   void ClearMutableValues();
 
  protected:
   // The PrefNotifier handles registering and notifying preference observers.
   // It is created and owned by this PrefService. Subclasses may access it for
   // unit testing.
-  scoped_ptr<PrefNotifierImpl> pref_notifier_;
+  std::unique_ptr<PrefNotifierImpl> pref_notifier_;
 
   // The PrefValueStore provides prioritized preference values. It is owned by
   // this PrefService. Subclasses may access it for unit testing.
-  scoped_ptr<PrefValueStore> pref_value_store_;
+  std::unique_ptr<PrefValueStore> pref_value_store_;
 
   scoped_refptr<PrefRegistry> pref_registry_;
 
   // Pref Stores and profile that we passed to the PrefValueStore.
   scoped_refptr<PersistentPrefStore> user_pref_store_;
 
   // Callback to call when a read error occurs.
   base::Callback<void(PersistentPrefStore::PrefReadError)> read_error_callback_;
 
  private:
@@ skipping 59 matching lines @@
 
   // Local cache of registered Preference objects. The pref_registry_
   // is authoritative with respect to what the types and default values
   // of registered preferences are.
   mutable PreferenceMap prefs_map_;
 
   DISALLOW_COPY_AND_ASSIGN(PrefService);
 };
 
 #endif  // COMPONENTS_PREFS_PREF_SERVICE_H_