Make SyncBackendRegistrar aware of loaded data

sync/internal_api/test/fake_sync_manager.cc

Index: sync/internal_api/test/fake_sync_manager.cc
diff --git a/sync/internal_api/test/fake_sync_manager.cc b/sync/internal_api/test/fake_sync_manager.cc
index 1951e7f9caf0827c4df2d48be899d6c5c5781b0e..27c031e44b001653d4375ded870c6825ef434016 100644
--- a/sync/internal_api/test/fake_sync_manager.cc
+++ b/sync/internal_api/test/fake_sync_manager.cc
@@ -50,7 +50,6 @@ bool FakeSyncManager::Init(
     bool use_ssl,
     const scoped_refptr<base::TaskRunner>& blocking_task_runner,
     scoped_ptr<HttpPostProviderFactory> post_factory,
-    const ModelSafeRoutingInfo& model_safe_routing_info,
     const std::vector<ModelSafeWorker*>& workers,
     ExtensionsActivityMonitor* extensions_activity_monitor,
     ChangeDelegate* change_delegate,
@@ -66,8 +65,8 @@ bool FakeSyncManager::Init(
   PurgePartiallySyncedTypes();
   FOR_EACH_OBSERVER(SyncManager::Observer, observers_,
                     OnInitializationComplete(
-                        WeakHandle<JsBackend>(),
-                        true));
+                        syncer::WeakHandle<syncer::JsBackend>(),
+                        true, initial_sync_ended_types_));
   return true;
 }
 
@@ -94,6 +93,7 @@ bool FakeSyncManager::PurgePartiallySyncedTypes() {
       partial_types.Put(i.Get());
   }
   progress_marker_types_.RemoveAll(partial_types);
+  cleaned_types_.PutAll(partial_types);
   return true;
 }