Remove PrefServiceSimple, replacing it with PrefService and PrefRegistrySimple.

chrome/browser/prefs/pref_registry_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_registry_simple.h"
+
+#include "base/file_path.h"
+#include "base/string_number_conversions.h"
+#include "base/values.h"
+
+PrefRegistrySimple::PrefRegistrySimple() {
+}
+
+void PrefRegistrySimple::RegisterBooleanPref(const char* path,
+                                             bool default_value) {
+  RegisterPreference(path, base::Value::CreateBooleanValue(default_value));
+}
+
+void PrefRegistrySimple::RegisterIntegerPref(const char* path,
+                                             int default_value) {
+  RegisterPreference(path, base::Value::CreateIntegerValue(default_value));
+}
+
+void PrefRegistrySimple::RegisterDoublePref(const char* path,
+                                            double default_value) {
+  RegisterPreference(path, base::Value::CreateDoubleValue(default_value));
+}
+
+void PrefRegistrySimple::RegisterStringPref(const char* path,
+                                            const std::string& default_value) {
+  RegisterPreference(path, base::Value::CreateStringValue(default_value));
+}
+
+void PrefRegistrySimple::RegisterFilePathPref(const char* path,
+                                              const FilePath& default_value) {
+  RegisterPreference(path,
+                     base::Value::CreateStringValue(default_value.value()));
+}
+
+void PrefRegistrySimple::RegisterListPref(const char* path) {
+  RegisterPreference(path, new base::ListValue());
+}
+
+void PrefRegistrySimple::RegisterListPref(const char* path,
+                                          base::ListValue* default_value) {
+  RegisterPreference(path, default_value);
+}
+
+void PrefRegistrySimple::RegisterDictionaryPref(const char* path) {
+  RegisterPreference(path, new base::DictionaryValue());
+}
+
+void PrefRegistrySimple::RegisterDictionaryPref(
+    const char* path,
+    base::DictionaryValue* default_value) {
+  RegisterPreference(path, default_value);
+}
+
+void PrefRegistrySimple::RegisterInt64Pref(const char* path,
+                                           int64 default_value) {
+  RegisterPreference(
+      path, base::Value::CreateStringValue(base::Int64ToString(default_value)));
+}