components: add wifi_sync component

components/wifi_sync/wifi_credential_syncable_service.cc

+// Copyright 2014 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 "components/wifi_sync/wifi_credential_syncable_service.h"
+
+#include "base/logging.h"
+#include "sync/api/sync_change.h"
+#include "sync/api/sync_error.h"
+#include "sync/api/sync_error_factory.h"
+#include "sync/api/sync_merge_result.h"
+
+namespace wifi_sync {
+
+const syncer::ModelType WifiCredentialSyncableService::kModelType =
+    syncer::WIFI_CREDENTIALS;
+
+WifiCredentialSyncableService::WifiCredentialSyncableService() {
+}
+
+WifiCredentialSyncableService::~WifiCredentialSyncableService() {
+}
+
+// Implementation of syncer::SyncableService API.
+syncer::SyncMergeResult WifiCredentialSyncableService::MergeDataAndStartSyncing(
+    syncer::ModelType type,
+    const syncer::SyncDataList& initial_sync_data,
+    scoped_ptr<syncer::SyncChangeProcessor> sync_processor,
+    scoped_ptr<syncer::SyncErrorFactory> /* error_handler */) {
+  DCHECK(!sync_processor_.get());
+  DCHECK(sync_processor.get());
+  DCHECK_EQ(kModelType, type);
+
+  sync_processor_ = sync_processor.Pass();
+
+  // TODO(quiche): Update local WiFi configuration.
+  // TODO(quiche): Notify upper layers that sync is ready.
+  NOTIMPLEMENTED();
+
+  return syncer::SyncMergeResult(type);
+}
+
+void WifiCredentialSyncableService::StopSyncing(syncer::ModelType type) {
+  DCHECK_EQ(kModelType, type);
+  sync_processor_.reset();
+}
+
+syncer::SyncDataList WifiCredentialSyncableService::GetAllSyncData(
+    syncer::ModelType type) const {
+  DCHECK_EQ(kModelType, type);
+  NOTIMPLEMENTED();
+  return syncer::SyncDataList();
+}
+
+syncer::SyncError WifiCredentialSyncableService::ProcessSyncChanges(
+    const tracked_objects::Location& /* caller_location */,
+    const syncer::SyncChangeList& change_list) {
+  NOTIMPLEMENTED();
+  return syncer::SyncError();
+}
+
+}  // namespace wifi_sync