Sync: Refactoring DataTypeController to make the design shareable with USS datatypes.

components/sync_driver/fake_sync_service.cc

 // Copyright 2015 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/sync_driver/fake_sync_service.h"
 
 #include "base/values.h"
 #include "sync/internal_api/public/base_transaction.h"
 #include "sync/internal_api/public/sessions/sync_session_snapshot.h"
 #include "sync/internal_api/public/user_share.h"
 
 namespace sync_driver {
 
-FakeSyncService::FakeSyncService() : error_(GoogleServiceAuthError::NONE) {
-}
+FakeSyncService::FakeSyncService()
+    : error_(GoogleServiceAuthError::NONE),
+      user_share_(make_scoped_ptr(new syncer::UserShare())) {}
 
 FakeSyncService::~FakeSyncService() {
 }
 
 bool FakeSyncService::HasSyncSetupCompleted() const {
   return false;
 }
 
 bool FakeSyncService::IsSyncAllowed() const {
   return false;
@@ skipping 99 matching lines @@
 bool FakeSyncService::SetDecryptionPassphrase(const std::string& passphrase) {
   return false;
 }
 
 bool FakeSyncService::IsCryptographerReady(
     const syncer::BaseTransaction* trans) const {
   return false;
 }
 
 syncer::UserShare* FakeSyncService::GetUserShare() const {
-  return new syncer::UserShare();
+  return user_share_.get();
 }
 
 LocalDeviceInfoProvider* FakeSyncService::GetLocalDeviceInfoProvider() const {
   return nullptr;
 }
 
 void FakeSyncService::RegisterDataTypeController(
       sync_driver::DataTypeController* data_type_controller) {
 }
 
@@ skipping 45 matching lines @@
 std::string FakeSyncService::unrecoverable_error_message() const {
   return unrecoverable_error_message_;
 }
 
 tracked_objects::Location FakeSyncService::unrecoverable_error_location()
     const {
   return tracked_objects::Location();
 }
 
 }  // namespace sync_driver