Revert of Move ConfigurationPolicyProvider, etc. to components/policy.

chrome/browser/policy/configuration_policy_provider.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/policy/configuration_policy_provider.h"
+
+#include "base/callback.h"
+#include "components/policy/core/common/external_data_fetcher.h"
+#include "components/policy/core/common/policy_map.h"
+
+namespace policy {
+
+ConfigurationPolicyProvider::Observer::~Observer() {}
+
+ConfigurationPolicyProvider::ConfigurationPolicyProvider()
+    : did_shutdown_(false),
+      schema_registry_(NULL) {}
+
+ConfigurationPolicyProvider::~ConfigurationPolicyProvider() {
+  DCHECK(did_shutdown_);
+}
+
+void ConfigurationPolicyProvider::Init(SchemaRegistry* registry) {
+  schema_registry_ = registry;
+  schema_registry_->AddObserver(this);
+}
+
+void ConfigurationPolicyProvider::Shutdown() {
+  did_shutdown_ = true;
+  if (schema_registry_) {
+    // Unit tests don't initialize the BrowserPolicyConnector but call
+    // shutdown; handle that.
+    schema_registry_->RemoveObserver(this);
+    schema_registry_ = NULL;
+  }
+}
+
+bool ConfigurationPolicyProvider::IsInitializationComplete(
+    PolicyDomain domain) const {
+  return true;
+}
+
+void ConfigurationPolicyProvider::UpdatePolicy(
+    scoped_ptr<PolicyBundle> bundle) {
+  if (bundle.get())
+    policy_bundle_.Swap(bundle.get());
+  else
+    policy_bundle_.Clear();
+  FOR_EACH_OBSERVER(ConfigurationPolicyProvider::Observer,
+                    observer_list_,
+                    OnUpdatePolicy(this));
+}
+
+SchemaRegistry* ConfigurationPolicyProvider::schema_registry() const {
+  return schema_registry_;
+}
+
+const scoped_refptr<SchemaMap>&
+ConfigurationPolicyProvider::schema_map() const {
+  return schema_registry_->schema_map();
+}
+
+void ConfigurationPolicyProvider::AddObserver(Observer* observer) {
+  observer_list_.AddObserver(observer);
+}
+
+void ConfigurationPolicyProvider::RemoveObserver(Observer* observer) {
+  observer_list_.RemoveObserver(observer);
+}
+
+void ConfigurationPolicyProvider::OnSchemaRegistryUpdated(
+    bool has_new_schemas) {}
+
+void ConfigurationPolicyProvider::OnSchemaRegistryReady() {}
+
+}  // namespace policy