Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/prefs/pref_service_simple.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 "chrome/browser/prefs/pref_service.h"
+
+#include "base/file_path.h"
+#include "base/string_number_conversions.h"
+#include "base/values.h"
+
+PrefServiceSimple::PrefServiceSimple(
+      PrefNotifierImpl* pref_notifier,
+      PrefValueStore* pref_value_store,
+      PersistentPrefStore* user_prefs,
+      DefaultPrefStore* default_store,
+      base::Callback<void(PersistentPrefStore::PrefReadError)>
+          read_error_callback,
+      bool async)
+    : PrefService(pref_notifier,
+                  pref_value_store,
+                  user_prefs,
+                  default_store,
+                  read_error_callback,
+                  async) {
+}
+
+PrefServiceSimple::~PrefServiceSimple() {}
+
+void PrefServiceSimple::RegisterBooleanPref(const char* path,
+                                            bool default_value) {
+  RegisterPreference(path, Value::CreateBooleanValue(default_value));
+}
+
+void PrefServiceSimple::RegisterIntegerPref(const char* path,
+                                            int default_value) {
+  RegisterPreference(path, Value::CreateIntegerValue(default_value));
+}
+
+void PrefServiceSimple::RegisterDoublePref(const char* path,
+                                           double default_value) {
+  RegisterPreference(path, Value::CreateDoubleValue(default_value));
+}
+
+void PrefServiceSimple::RegisterStringPref(const char* path,
+                                           const std::string& default_value) {
+  RegisterPreference(path, Value::CreateStringValue(default_value));
+}
+
+void PrefServiceSimple::RegisterFilePathPref(const char* path,
+                                             const FilePath& default_value) {
+  RegisterPreference(path, Value::CreateStringValue(default_value.value()));
+}
+
+void PrefServiceSimple::RegisterListPref(const char* path) {
+  RegisterPreference(path, new ListValue());
+}
+
+void PrefServiceSimple::RegisterListPref(const char* path,
+                                         ListValue* default_value) {
+  RegisterPreference(path, default_value);
+}
+
+void PrefServiceSimple::RegisterDictionaryPref(const char* path) {
+  RegisterPreference(path, new DictionaryValue());
+}
+
+void PrefServiceSimple::RegisterDictionaryPref(const char* path,
+                                               DictionaryValue* default_value) {
+  RegisterPreference(path, default_value);
+}
+
+void PrefServiceSimple::RegisterInt64Pref(const char* path,
+                                          int64 default_value) {
+  RegisterPreference(
+      path, Value::CreateStringValue(base::Int64ToString(default_value)));
+}