Revert of Move base/prefs to components/prefs

components/prefs/pref_registry_simple.h

Index: components/prefs/pref_registry_simple.h
diff --git a/components/prefs/pref_registry_simple.h b/components/prefs/pref_registry_simple.h
deleted file mode 100644
index 6afc012b3f38b217833b9e45758ca61ede03fc3d..0000000000000000000000000000000000000000
--- a/components/prefs/pref_registry_simple.h
+++ /dev/null
@@ -1,91 +0,0 @@
-// 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.
-
-#ifndef BASE_PREFS_PREF_REGISTRY_SIMPLE_H_
-#define BASE_PREFS_PREF_REGISTRY_SIMPLE_H_
-
-#include <stdint.h>
-
-#include <string>
-
-#include "base/macros.h"
-#include "base/prefs/base_prefs_export.h"
-#include "base/prefs/pref_registry.h"
-
-namespace base {
-class DictionaryValue;
-class FilePath;
-class ListValue;
-}
-
-// A simple implementation of PrefRegistry.
-class BASE_PREFS_EXPORT PrefRegistrySimple : public PrefRegistry {
- public:
-  PrefRegistrySimple();
-
-  void RegisterBooleanPref(const std::string& path, bool default_value);
-  void RegisterIntegerPref(const std::string& path, int default_value);
-  void RegisterDoublePref(const std::string& path, double default_value);
-  void RegisterStringPref(const std::string& path,
-                          const std::string& default_value);
-  void RegisterFilePathPref(const std::string& path,
-                            const base::FilePath& default_value);
-  void RegisterListPref(const std::string& path);
-  void RegisterDictionaryPref(const std::string& path);
-  void RegisterListPref(const std::string& path,
-                        base::ListValue* default_value);
-  void RegisterDictionaryPref(const std::string& path,
-                              base::DictionaryValue* default_value);
-  void RegisterInt64Pref(const std::string& path, int64_t default_value);
-  void RegisterUint64Pref(const std::string&, uint64_t default_value);
-
-  // Versions of registration functions that accept PrefRegistrationFlags.
-  // |flags| is a bitmask of PrefRegistrationFlags.
-  void RegisterBooleanPref(const std::string&,
-                           bool default_value,
-                           uint32_t flags);
-  void RegisterIntegerPref(const std::string&,
-                           int default_value,
-                           uint32_t flags);
-  void RegisterDoublePref(const std::string&,
-                          double default_value,
-                          uint32_t flags);
-  void RegisterStringPref(const std::string&,
-                          const std::string& default_value,
-                          uint32_t flags);
-  void RegisterFilePathPref(const std::string&,
-                            const base::FilePath& default_value,
-                            uint32_t flags);
-  void RegisterListPref(const std::string&, uint32_t flags);
-  void RegisterDictionaryPref(const std::string&, uint32_t flags);
-  void RegisterListPref(const std::string&,
-                        base::ListValue* default_value,
-                        uint32_t flags);
-  void RegisterDictionaryPref(const std::string&,
-                              base::DictionaryValue* default_value,
-                              uint32_t flags);
-  void RegisterInt64Pref(const std::string&,
-                         int64_t default_value,
-                         uint32_t flags);
-  void RegisterUint64Pref(const std::string&,
-                          uint64_t default_value,
-                          uint32_t flags);
-
- protected:
-  ~PrefRegistrySimple() override;
-
-  // Allows subclasses to hook into pref registration.
-  virtual void OnPrefRegistered(const std::string&,
-                                base::Value* default_value,
-                                uint32_t flags);
-
- private:
-  void RegisterPrefAndNotify(const std::string&,
-                             base::Value* default_value,
-                             uint32_t flags);
-
-  DISALLOW_COPY_AND_ASSIGN(PrefRegistrySimple);
-};
-
-#endif  // BASE_PREFS_PREF_REGISTRY_SIMPLE_H_