[Sync] Have SBH tell SyncManager which types to purge

sync/internal_api/public/test/fake_sync_manager.h

 // 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.
 
 #ifndef SYNC_INTERNAL_API_PUBLIC_TEST_FAKE_SYNC_MANAGER_H_
 #define SYNC_INTERNAL_API_PUBLIC_TEST_FAKE_SYNC_MANAGER_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 97 matching lines @@
   virtual void UnregisterInvalidationHandler(
       InvalidationHandler* handler) OVERRIDE;
   virtual void AcknowledgeInvalidation(
       const invalidation::ObjectId& id,
       const syncer::AckHandle& ack_handle) OVERRIDE;
   virtual void StartSyncingNormally(
       const ModelSafeRoutingInfo& routing_info) OVERRIDE;
   virtual void ConfigureSyncer(
       ConfigureReason reason,
       ModelTypeSet to_download,
+      ModelTypeSet to_purge,
       ModelTypeSet to_journal,
       ModelTypeSet to_unapply,
-      ModelTypeSet to_ignore,
       const ModelSafeRoutingInfo& new_routing_info,
       const base::Closure& ready_task,
       const base::Closure& retry_task) OVERRIDE;
   virtual void AddObserver(Observer* observer) OVERRIDE;
   virtual void RemoveObserver(Observer* observer) OVERRIDE;
   virtual SyncStatus GetDetailedStatus() const OVERRIDE;
   virtual void SaveChanges() OVERRIDE;
   virtual void StopSyncingForShutdown(const base::Closure& callback) OVERRIDE;
   virtual void ShutdownOnSyncThread() OVERRIDE;
   virtual UserShare* GetUserShare() OVERRIDE;
@@ skipping 39 matching lines @@
   scoped_ptr<FakeSyncEncryptionHandler> fake_encryption_handler_;
 
   TestUserShare test_user_share_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeSyncManager);
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_INTERNAL_API_PUBLIC_TEST_FAKE_SYNC_MANAGER_H_