[Sync] Move ConfigureDataTypes logic into DataTypeManagerImpl.

components/sync/driver/glue/sync_backend_host_impl.h

 // Copyright 2013 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 COMPONENTS_SYNC_DRIVER_GLUE_SYNC_BACKEND_HOST_IMPL_H_
 #define COMPONENTS_SYNC_DRIVER_GLUE_SYNC_BACKEND_HOST_IMPL_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 49 matching lines @@
   void Initialize(InitParams params) override;
   void TriggerRefresh(const ModelTypeSet& types) override;
   void UpdateCredentials(const SyncCredentials& credentials) override;
   void StartSyncingWithServer() override;
   void SetEncryptionPassphrase(const std::string& passphrase,
                                bool is_explicit) override;
   bool SetDecryptionPassphrase(const std::string& passphrase) override
       WARN_UNUSED_RESULT;
   void StopSyncingForShutdown() override;
   void Shutdown(ShutdownReason reason) override;
-  ModelTypeSet ConfigureDataTypes(
-      ConfigureReason reason,
-      const DataTypeConfigStateMap& config_state_map,
-      const base::Callback<void(ModelTypeSet, ModelTypeSet)>& ready_task,
-      const base::Callback<void()>& retry_callback) override;
+  void ConfigureDataTypes(ConfigureParams params) override;
   void ActivateDirectoryDataType(ModelType type,
                                  ModelSafeGroup group,
                                  ChangeProcessor* change_processor) override;
   void DeactivateDirectoryDataType(ModelType type) override;
   void ActivateNonBlockingDataType(ModelType type,
                                    std::unique_ptr<ActivationContext>) override;
   void DeactivateNonBlockingDataType(ModelType type) override;
   void EnableEncryptEverything() override;
   UserShare* GetUserShare() const override;
   Status GetDetailedStatus() override;
@@ skipping 17 matching lines @@
   // InvalidationHandler implementation.
   void OnInvalidatorStateChange(InvalidatorState state) override;
   void OnIncomingInvalidation(
       const ObjectIdInvalidationMap& invalidation_map) override;
   std::string GetOwnerName() const override;
 
  protected:
   // The types and functions below are protected so that test
   // subclasses can use them.
 
-  // Request the syncer to reconfigure with the specfied params.
-  // Virtual for testing.
-  virtual void RequestConfigureSyncer(
-      ConfigureReason reason,
-      ModelTypeSet to_download,
-      const ModelSafeRoutingInfo& routing_info,
-      const base::Callback<void(ModelTypeSet, ModelTypeSet)>& ready_task,
-      const base::Closure& retry_callback);
-
   // Called when the syncer has finished performing a configuration.
   void FinishConfigureDataTypesOnFrontendLoop(
       const ModelTypeSet enabled_types,
       const ModelTypeSet succeeded_configuration_types,
       const ModelTypeSet failed_configuration_types,
       const base::Callback<void(ModelTypeSet, ModelTypeSet)>& ready_task);
 
   // Reports backend initialization success.  Includes some objects from sync
   // manager initialization to be passed back to the UI thread.
   //
@@ skipping 181 matching lines @@
   base::ThreadChecker thread_checker_;
 
   base::WeakPtrFactory<SyncBackendHostImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncBackendHostImpl);
 };
 
 }  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_DRIVER_GLUE_SYNC_BACKEND_HOST_IMPL_H_