Implement sync in the NonBlockingTypeProcessor

sync/sessions/model_type_registry.h

Index: sync/sessions/model_type_registry.h
diff --git a/sync/sessions/model_type_registry.h b/sync/sessions/model_type_registry.h
index 20d6d20bd61be18c7bd67d92df23a5e14a904eb2..6d05dfc0f3a248f744e5f9f6a02d1a510b15f92d 100644
--- a/sync/sessions/model_type_registry.h
+++ b/sync/sessions/model_type_registry.h
@@ -28,6 +28,7 @@ class DirectoryTypeDebugInfoEmitter;
 class NonBlockingTypeProcessorCore;
 class NonBlockingTypeProcessor;
 class UpdateHandler;
+struct DataTypeState;
 
 typedef std::map<ModelType, UpdateHandler*> UpdateHandlerMap;
 typedef std::map<ModelType, CommitContributor*> CommitContributorMap;
@@ -56,6 +57,7 @@ class SYNC_EXPORT_PRIVATE ModelTypeRegistry {
   // Expects that the processor's ModelType is not currently enabled.
   void InitializeNonBlockingType(
       syncer::ModelType type,
+      const DataTypeState& data_type_state,
       scoped_refptr<base::SequencedTaskRunner> type_task_runner,
       base::WeakPtr<NonBlockingTypeProcessor> processor);