Revert 233048 "Support policies referencing external data for de..."

trunk/src/chrome/browser/chromeos/policy/device_local_account_external_data_service.cc

Index: trunk/src/chrome/browser/chromeos/policy/device_local_account_external_data_service.cc
===================================================================
--- trunk/src/chrome/browser/chromeos/policy/device_local_account_external_data_service.cc	(revision 233050)
+++ trunk/src/chrome/browser/chromeos/policy/device_local_account_external_data_service.cc	(working copy)
@@ -1,88 +0,0 @@
-// Copyright 2013 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/chromeos/policy/device_local_account_external_data_service.h"
-
-#include <set>
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/files/file_path.h"
-#include "base/location.h"
-#include "base/logging.h"
-#include "base/path_service.h"
-#include "base/sequenced_task_runner.h"
-#include "chrome/browser/policy/cloud/cloud_policy_store.h"
-#include "chromeos/chromeos_paths.h"
-#include "policy/policy_constants.h"
-
-namespace policy {
-
-DeviceLocalAccountExternalDataService::DeviceLocalAccountExternalDataService(
-    DeviceLocalAccountPolicyService* parent,
-    scoped_refptr<base::SequencedTaskRunner> backend_task_runner,
-    scoped_refptr<base::SequencedTaskRunner> io_task_runner)
-    : parent_(parent),
-      backend_task_runner_(backend_task_runner),
-      io_task_runner_(io_task_runner) {
-  base::FilePath cache_dir;
-  CHECK(PathService::Get(chromeos::DIR_DEVICE_LOCAL_ACCOUNT_EXTERNAL_DATA,
-                         &cache_dir));
-  resource_cache_.reset(new ResourceCache(cache_dir, backend_task_runner));
-  parent_->AddObserver(this);
-}
-
-DeviceLocalAccountExternalDataService::
-    ~DeviceLocalAccountExternalDataService() {
-  parent_->RemoveObserver(this);
-#if !defined(NDEBUG)
-  for (ExternalDataManagerMap::const_iterator it =
-           external_data_managers_.begin();
-       it != external_data_managers_.end(); ++it) {
-    DCHECK(it->second->HasOneRef());
-  }
-#endif  // !defined(NDEBUG)
-  backend_task_runner_->DeleteSoon(FROM_HERE, resource_cache_.release());
-}
-
-void DeviceLocalAccountExternalDataService::OnPolicyUpdated(
-    const std::string& user_id) {
-}
-
-void DeviceLocalAccountExternalDataService::OnDeviceLocalAccountsChanged() {
-  std::set<std::string> account_ids;
-  for (ExternalDataManagerMap::iterator it = external_data_managers_.begin();
-       it != external_data_managers_.end(); ) {
-    if (it->second->HasOneRef()) {
-      external_data_managers_.erase(it++);
-    } else {
-      account_ids.insert(it->first);
-      ++it;
-    }
-  }
-  backend_task_runner_->PostTask(FROM_HERE, base::Bind(
-      &ResourceCache::PurgeOtherKeys,
-      base::Unretained(resource_cache_.get()),
-      account_ids));
-}
-
-scoped_refptr<DeviceLocalAccountExternalDataManager>
-    DeviceLocalAccountExternalDataService::GetExternalDataManager(
-        const std::string& account_id,
-        CloudPolicyStore* policy_store) {
-  scoped_refptr<DeviceLocalAccountExternalDataManager>& external_data_manager =
-      external_data_managers_[account_id];
-  if (!external_data_manager) {
-    external_data_manager = new DeviceLocalAccountExternalDataManager(
-        account_id,
-        GetChromePolicyDefinitionList(),
-        backend_task_runner_,
-        io_task_runner_,
-        resource_cache_.get());
-  }
-  external_data_manager->SetPolicyStore(policy_store);
-  return external_data_manager;
-}
-
-}  // namespace policy