Make SyncBackendRegistrar aware of loaded data

chrome/browser/sync/glue/sync_backend_host.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 CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_
 #define CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/thread.h"
 #include "chrome/browser/sync/glue/backend_data_type_configurer.h"
 #include "chrome/browser/sync/glue/chrome_extensions_activity_monitor.h"
 #include "chrome/browser/sync/glue/chrome_sync_notification_bridge.h"
+#include "chrome/browser/sync/glue/sync_backend_registrar.h"

[Nicolas Zea, 2012/07/20 21:35:39]

Any reason you're not forward declaring this anymore?

[rlarocque, 2012/07/20 23:20:05]

No.  Fixed.

 #include "chrome/common/net/gaia/google_service_auth_error.h"
 #include "googleurl/src/gurl.h"
 #include "sync/internal_api/public/base/model_type.h"
 #include "sync/internal_api/public/configure_reason.h"
 #include "sync/internal_api/public/engine/model_safe_worker.h"
 #include "sync/internal_api/public/sessions/sync_session_snapshot.h"
 #include "sync/internal_api/public/sync_manager.h"
 #include "sync/internal_api/public/util/report_unrecoverable_error_function.h"
 #include "sync/internal_api/public/util/unrecoverable_error_handler.h"
 #include "sync/internal_api/public/util/weak_handle.h"
 #include "sync/notifier/sync_notifier_factory.h"
 #include "sync/protocol/encryption.pb.h"
 #include "sync/protocol/sync_protocol_error.h"
 
 class MessageLoop;
 class Profile;
 
 namespace syncer {
 class SyncManagerFactory;
 }
 
 namespace browser_sync {
 
 class ChangeProcessor;
 struct Experiments;
 class InvalidatorStorage;
-class JsBackend;
-class JsEventHandler;
-class SyncBackendRegistrar;
 class SyncPrefs;
 
 // SyncFrontend is the interface used by SyncBackendHost to communicate with
 // the entity that created it and, presumably, is interested in sync-related
 // activity.
 // NOTE: All methods will be invoked by a SyncBackendHost on the same thread
 // used to create that SyncBackendHost.
 class SyncFrontend {
  public:
   SyncFrontend() {}
@@ skipping 104 matching lines @@
   // Called on |frontend_loop_| to kick off asynchronous initialization.
   // As a fallback when no cached auth information is available, try to
   // bootstrap authentication using |lsid|, if it isn't empty.
   // Optionally delete the Sync Data folder (if it's corrupt).
   // |report_unrecoverable_error_function| can be NULL.
   // Note: |unrecoverable_error_handler| may be invoked from any thread.
   void Initialize(
       SyncFrontend* frontend,
       const syncer::WeakHandle<syncer::JsEventHandler>& event_handler,
       const GURL& service_url,
-      syncer::ModelTypeSet initial_types,
       const syncer::SyncCredentials& credentials,
       bool delete_sync_data_folder,
       syncer::SyncManagerFactory* sync_manager_factory,
       syncer::UnrecoverableErrorHandler* unrecoverable_error_handler,
       syncer::ReportUnrecoverableErrorFunction
           report_unrecoverable_error_function);
 
   // Called from |frontend_loop| to update SyncCredentials.
   void UpdateCredentials(const syncer::SyncCredentials& credentials);
 
@@ skipping 59 matching lines @@
       syncer::ModelType type, syncer::ModelSafeGroup group,
       ChangeProcessor* change_processor);
 
   // Deactivates change processing for the given data type.
   void DeactivateDataType(syncer::ModelType type);
 
   // Called on |frontend_loop_| to obtain a handle to the UserShare needed
   // for creating transactions.
   syncer::UserShare* GetUserShare() const;
 
+  // Same as the above function, but bypasses a few sanity checks.
+  syncer::UserShare* GetUserShareForTest() const;
+
   // Called from any thread to obtain current status information in detailed or
   // summarized form.
   Status GetDetailedStatus();
   syncer::sessions::SyncSessionSnapshot GetLastSessionSnapshot() const;
 
   // Determines if the underlying sync engine has made any local changes to
   // items that have not yet been synced with the server.
   // ONLY CALL THIS IF OnInitializationComplete was called!
   bool HasUnsyncedItems() const;
 
@@ skipping 75 matching lines @@
       const syncer::ModelSafeRoutingInfo& routing_info,
       const base::Callback<void(syncer::ModelTypeSet)>& ready_task,
       const base::Closure& retry_callback);
 
   // Called when the syncer has finished performing a configuration.
   void FinishConfigureDataTypesOnFrontendLoop(
       const syncer::ModelTypeSet types_to_configure,
       const syncer::ModelTypeSet configured_types,
       const base::Callback<void(syncer::ModelTypeSet)>& ready_task);
 
+  // Called when the SyncManager has been constructed and initialized.
+  virtual void HandleSyncManagerInitializationOnFrontendLoop(
+      const syncer::WeakHandle<syncer::JsBackend>& js_backend, bool success,
+      syncer::ModelTypeSet restored_types);
+
  private:
   // The real guts of SyncBackendHost, to keep the public client API clean.
   class Core;
 
   // An enum representing the steps to initializing the SyncBackendHost.
   enum InitializationState {
     NOT_ATTEMPTED,
     CREATING_SYNC_MANAGER,  // We're waiting for the first callback from the
                             // sync thread to inform us that the sync manager
                             // has been created.
@@ skipping 144 matching lines @@
 
   // UI-thread cache of the last SyncSessionSnapshot received from syncapi.
   syncer::sessions::SyncSessionSnapshot last_snapshot_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncBackendHost);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_