Rest of the autofill work.

chrome/browser/sync/glue/autofill_profile_change_processor.h

+// Copyright (c) 2010 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_AUTOFILL_PROFILE_CHANGE_PROCESSOR_H_
+#define CHROME_BROWSER_SYNC_GLUE_AUTOFILL_PROFILE_CHANGE_PROCESSOR_H_
+#pragma once
+#include <string>
+#include <vector>
+
+#include "chrome/browser/autofill/autofill_profile.h"
+#include "chrome/browser/autofill/personal_data_manager.h"
+#include "chrome/browser/sync/engine/syncapi.h"
+#include "chrome/browser/sync/glue/autofill_profile_model_associator.h"
+#include "chrome/browser/sync/glue/change_processor.h"
+#include "chrome/browser/sync/unrecoverable_error_handler.h"
+#include "chrome/browser/webdata/autofill_change.h"
+#include "chrome/browser/webdata/web_database.h"
+#include "chrome/common/notification_observer.h"
+#include "chrome/common/notification_registrar.h"
+#include "chrome/common/notification_service.h"
+#include "chrome/common/notification_type.h"
+
+namespace browser_sync {
+
+class AutofillProfileChangeProcessor : public ChangeProcessor,
+    public NotificationObserver {
+ public:
+  AutofillProfileChangeProcessor(
+      AutofillProfileModelAssociator *model_associator,
+      WebDatabase* web_database,
+      PersonalDataManager* personal_data_manager,
+      UnrecoverableErrorHandler* error_handler);
+
+  virtual ~AutofillProfileChangeProcessor() {}
+
+  // Virtual methods from ChangeProcessor class.
+  virtual void ApplyChangesFromSyncModel(
+      const sync_api::BaseTransaction *write_trans,
+      const sync_api::SyncManager::ChangeRecord* changes,
+      int change_count);
+
+  virtual void CommitChangesFromSyncModel();
+
+  // Virtual method implemented for the observer class.
+  virtual void Observe(NotificationType type,
+                       const NotificationSource& source,
+                       const NotificationDetails& details);
+
+
+  static void WriteAutofillProfile(const AutoFillProfile& profile,
+                                   sync_api::WriteNode* node);
+
+ protected:
+  // Protected methods from ChangeProcessor.
+  virtual void StartImpl(Profile* profile) {}
+  virtual void StopImpl() {}
+
+  struct AutofillProfileChangeRecord {
+    sync_api::SyncManager::ChangeRecord::Action action_;
+    int64 id_;
+    sync_pb::AutofillProfileSpecifics profile_specifics_;
+    AutofillProfileChangeRecord(
+        sync_api::SyncManager::ChangeRecord::Action action,
+        int64 id,
+        const sync_pb::AutofillProfileSpecifics profile_specifics)
+        : action_(action),
+          id_(id),
+          profile_specifics_(profile_specifics) {}
+  };
+
+  std::vector<AutofillProfileChangeRecord> autofill_changes_;
+
+  virtual void AddAutofillProfileSyncNode(sync_api::WriteTransaction* trans,
+      sync_api::BaseNode& autofill_profile_root,
+      const AutoFillProfile& profile);
+
+  void ActOnChange(AutofillProfileChangeGUID* change,
+      sync_api::WriteTransaction* trans,
+      sync_api::ReadNode& autofill_root);
+
+ private:
+
+  // This ensures that startobsrving gets called after stopobserving even
+  // if there is an early return in the function.
+  // TODO(lipalani) - generalize this and add it to other change processors.
+  class ScopedStopObserving {
+   public:
+    explicit ScopedStopObserving(AutofillProfileChangeProcessor* processor);
+    ~ScopedStopObserving();
+
+   private:
+    ScopedStopObserving() {}
+    AutofillProfileChangeProcessor* processor_;
+  };
+
+  void StartObserving();
+  void StopObserving();
+
+  void PostOptimisticRefreshTask();
+
+  void ApplyAutofillProfileChange(
+    sync_api::SyncManager::ChangeRecord::Action action,
+    const sync_pb::AutofillProfileSpecifics& profile,
+    int64 sync_id);
+
+  void RemoveSyncNode(
+      const std::string& guid, sync_api::WriteTransaction *trans);
+
+  AutofillProfileModelAssociator* model_associator_;
+  bool observing_;
+
+  WebDatabase* web_database_;
+  PersonalDataManager* personal_data_;
+  NotificationRegistrar notification_registrar_;
+};
+
+}  // namespace browser_sync
+
+#endif  // CHROME_BROWSER_SYNC_GLUE_AUTOFILL_PROFILE_CHANGE_PROCESSOR_H_
+