[Sync] Componentize ProfileSyncComponentsFactoryImpl

components/sync_driver/sync_client.h

 // 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.
 
 #ifndef COMPONENTS_SYNC_DRIVER_SYNC_CLIENT_H_
 #define COMPONENTS_SYNC_DRIVER_SYNC_CLIENT_H_
 
 #include "base/callback_forward.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
+#include "components/sync_driver/sync_api_component_factory.h"
 #include "sync/internal_api/public/base/model_type.h"
 #include "sync/internal_api/public/engine/model_safe_worker.h"
 #include "sync/util/extensions_activity.h"
 
 class BookmarkUndoService;
 class PrefService;
 
 namespace autofill {
 class AutofillWebDataService;
 class AutocompleteSyncableService;
@@ skipping 23 matching lines @@
 namespace syncer {
 class SyncableService;
 }  // namespace syncer
 
 namespace sync_sessions {
 class SyncSessionsClient;
 }  // namespace sync_sessions
 
 namespace sync_driver {
 
-class SyncApiComponentFactory;
 class SyncService;
 
 typedef base::Callback<void(base::Time, base::Time)> ClearBrowsingDataCallback;
 
 // Interface for clients of the Sync API to plumb through necessary dependent
 // components. This interface is purely for abstracting dependencies, and
 // should not contain any non-trivial functional logic.
 //
 // Note: on some platforms, getters might return nullptr. Callers are expected
 // to handle these scenarios gracefully.
 class SyncClient {
  public:
   SyncClient();
   virtual ~SyncClient();
 
-  // Initializes the sync client with the specified sync service. This will also
-  // register data type controllers with |service| (via
-  // SyncApiComponentFactory::RegisterDataTypes).
+  // Initializes the sync client with the specified sync service.
   virtual void Initialize(SyncService* service) = 0;
 
   // Returns the current SyncService instance.
   virtual SyncService* GetSyncService() = 0;
 
   // Returns the current profile's preference service.
   virtual PrefService* GetPrefService() = 0;
 
   // DataType specific service getters.
   virtual bookmarks::BookmarkModel* GetBookmarkModel() = 0;
   virtual favicon::FaviconService* GetFaviconService() = 0;
   virtual history::HistoryService* GetHistoryService() = 0;
   virtual scoped_refptr<password_manager::PasswordStore> GetPasswordStore() = 0;
 
   // Returns a callback that will be invoked when the sync service wishes to
   // have browsing data cleared.
   virtual ClearBrowsingDataCallback GetClearBrowsingDataCallback() = 0;
 
+  // Returns a callback that will register the types specific to the current
+  // platform.
+  virtual sync_driver::SyncApiComponentFactory::RegisterDataTypesMethod
+  GetRegisterPlatformTypesCallback() = 0;
+
   // Returns a callback that will be invoked when password sync state has
   // potentially been changed.
   virtual base::Closure GetPasswordStateChangedCallback() = 0;
 
   virtual autofill::PersonalDataManager* GetPersonalDataManager() = 0;
   virtual scoped_refptr<autofill::AutofillWebDataService>
   GetWebDataService() = 0;
   virtual BookmarkUndoService* GetBookmarkUndoServiceIfExists() = 0;
   virtual invalidation::InvalidationService* GetInvalidationService() = 0;
   virtual scoped_refptr<syncer::ExtensionsActivity> GetExtensionsActivity() = 0;
@@ skipping 15 matching lines @@
   // Returns the current SyncApiComponentFactory instance.
   virtual SyncApiComponentFactory* GetSyncApiComponentFactory() = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SyncClient);
 };
 
 }  // namespace sync_driver
 
 #endif  // COMPONENTS_SYNC_DRIVER_SYNC_CLIENT_H_