sync: add InternalComponentsFactory::Switches to simplify passing switches to internal components.

sync/internal_api/test/test_internal_components_factory.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 "sync/internal_api/public/test/test_internal_components_factory.h"
 
 #include "sync/sessions/sync_session_context.h"
 #include "sync/syncable/in_memory_directory_backing_store.h"
 #include "sync/syncable/on_disk_directory_backing_store.h"
 #include "sync/syncable/invalid_directory_backing_store.h"
 #include "sync/test/engine/fake_sync_scheduler.h"
 
 namespace syncer {
 
 TestInternalComponentsFactory::TestInternalComponentsFactory(
+    const Switches& switches,
     StorageOption option)
-    : storage_option_(option) {
+    : switches_(switches),
+      storage_option_(option) {
 }
 
 TestInternalComponentsFactory::~TestInternalComponentsFactory() { }
 
 scoped_ptr<SyncScheduler> TestInternalComponentsFactory::BuildScheduler(
     const std::string& name, sessions::SyncSessionContext* context) {
   return scoped_ptr<SyncScheduler>(new FakeSyncScheduler());
 }
 
 scoped_ptr<sessions::SyncSessionContext>
 TestInternalComponentsFactory::BuildContext(
     ServerConnectionManager* connection_manager,
     syncable::Directory* directory,
     const std::vector<ModelSafeWorker*> workers,
     ExtensionsActivityMonitor* monitor,
     ThrottledDataTypeTracker* throttled_data_type_tracker,
     const std::vector<SyncEngineEventListener*>& listeners,
     sessions::DebugInfoGetter* debug_info_getter,
-    TrafficRecorder* traffic_recorder,
-    bool keystore_encryption_enabled) {
+    TrafficRecorder* traffic_recorder) {
 
   // Tests don't wire up listeners.
   std::vector<SyncEngineEventListener*> empty_listeners;
   return scoped_ptr<sessions::SyncSessionContext>(
       new sessions::SyncSessionContext(
           connection_manager, directory, workers, monitor,
           throttled_data_type_tracker, empty_listeners, debug_info_getter,
           traffic_recorder,
-          keystore_encryption_enabled));
+          switches_.encryption_method == ENCRYPTION_KEYSTORE));
 
 }
 
 scoped_ptr<syncable::DirectoryBackingStore>
 TestInternalComponentsFactory::BuildDirectoryBackingStore(
       const std::string& dir_name, const FilePath& backing_filepath) {
   switch (storage_option_) {
     case STORAGE_IN_MEMORY:
       return scoped_ptr<syncable::DirectoryBackingStore>(
           new syncable::InMemoryDirectoryBackingStore(dir_name));
     case STORAGE_ON_DISK:
       return scoped_ptr<syncable::DirectoryBackingStore>(
           new syncable::OnDiskDirectoryBackingStore(dir_name,
                                                     backing_filepath));
     case STORAGE_INVALID:
       return scoped_ptr<syncable::DirectoryBackingStore>(
           new syncable::InvalidDirectoryBackingStore());
   }
   NOTREACHED();
   return scoped_ptr<syncable::DirectoryBackingStore>();
 }
 
+InternalComponentsFactory::Switches
+TestInternalComponentsFactory::GetSwitches() const {
+  return switches_;
+}
+
 }  // namespace syncer