Pass args to SyncManager::Init via a struct.

sync/internal_api/sync_backup_manager.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 "sync/internal_api/sync_backup_manager.h"
 
 #include "sync/internal_api/public/read_node.h"
 #include "sync/internal_api/public/write_transaction.h"
 #include "sync/syncable/directory.h"
 #include "sync/syncable/mutable_entry.h"
 #include "url/gurl.h"
 
 namespace syncer {
 
 SyncBackupManager::SyncBackupManager()
     : in_normalization_(false) {
 }
 
 SyncBackupManager::~SyncBackupManager() {
 }
 
-void SyncBackupManager::Init(
-    const base::FilePath& database_location,
-    const WeakHandle<JsEventHandler>& event_handler,
-    const GURL& service_url,
-    scoped_ptr<HttpPostProviderFactory> post_factory,
-    const std::vector<scoped_refptr<ModelSafeWorker> >& workers,
-    ExtensionsActivity* extensions_activity,
-    SyncManager::ChangeDelegate* change_delegate,
-    const SyncCredentials& credentials,
-    const std::string& invalidator_client_id,
-    const std::string& restored_key_for_bootstrapping,
-    const std::string& restored_keystore_key_for_bootstrapping,
-    InternalComponentsFactory* internal_components_factory,
-    Encryptor* encryptor,
-    scoped_ptr<UnrecoverableErrorHandler> unrecoverable_error_handler,
-    ReportUnrecoverableErrorFunction report_unrecoverable_error_function,
-    CancelationSignal* cancelation_signal) {
+void SyncBackupManager::Init(InitArgs* args) {
   if (SyncRollbackManagerBase::InitInternal(
-          database_location,
-          internal_components_factory,
-          unrecoverable_error_handler.Pass(),
-          report_unrecoverable_error_function)) {
+          args->database_location,
+          args->internal_components_factory.get(),
+          args->unrecoverable_error_handler.Pass(),
+          args->report_unrecoverable_error_function)) {
     GetUserShare()->directory->CollectMetaHandleCounts(
         &status_.num_entries_by_type, &status_.num_to_delete_entries_by_type);
 
     HideSyncPreference(PRIORITY_PREFERENCES);
     HideSyncPreference(PREFERENCES);
   }
 }
 
 void SyncBackupManager::SaveChanges() {
   if (initialized()) {
@@ skipping 89 matching lines @@
 
 void SyncBackupManager::UnregisterDirectoryTypeDebugInfoObserver(
     syncer::TypeDebugInfoObserver* observer) {}
 
 bool SyncBackupManager::HasDirectoryTypeDebugInfoObserver(
     syncer::TypeDebugInfoObserver* observer) { return false; }
 
 void SyncBackupManager::RequestEmitDebugInfo() {}
 
 }  // namespace syncer