Add ManagedModePolicyProvider and extension API to get and set policies.

chrome/browser/prefs/testing_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 "chrome/browser/prefs/testing_pref_store.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 
 TestingPrefStore::TestingPrefStore()
     : read_only_(true),
-      prefs_written_(false),
       init_complete_(false) {
 }
 
 PrefStore::ReadResult TestingPrefStore::GetValue(const std::string& key,
                                                  const Value** value) const {
   return prefs_.GetValue(key, value) ? READ_OK : READ_NO_VALUE;
 }
 
 PrefStore::ReadResult TestingPrefStore::GetMutableValue(const std::string& key,
                                                         Value** value) {
@@ skipping 35 matching lines @@
 
 bool TestingPrefStore::ReadOnly() const {
   return read_only_;
 }
 
 PersistentPrefStore::PrefReadError TestingPrefStore::GetReadError() const {
   return PersistentPrefStore::PREF_READ_ERROR_NONE;
 }
 
 PersistentPrefStore::PrefReadError TestingPrefStore::ReadPrefs() {
-  prefs_.Clear();
   NotifyInitializationCompleted();
   return PersistentPrefStore::PREF_READ_ERROR_NONE;
 }
 
 void TestingPrefStore::ReadPrefsAsync(ReadErrorDelegate* error_delegate_raw) {
   scoped_ptr<ReadErrorDelegate> error_delegate(error_delegate_raw);
-  prefs_.Clear();
   NotifyInitializationCompleted();
 }
 
 void TestingPrefStore::SetInitializationCompleted() {
   init_complete_ = true;
   NotifyInitializationCompleted();
 }
 
 void TestingPrefStore::NotifyPrefValueChanged(const std::string& key) {
   FOR_EACH_OBSERVER(Observer, observers_, OnPrefValueChanged(key));
@@ skipping 43 matching lines @@
     return false;
 
   return stored_value->GetAsBoolean(value);
 }
 
 void TestingPrefStore::set_read_only(bool read_only) {
   read_only_ = read_only;
 }
 
 TestingPrefStore::~TestingPrefStore() {}