[Sync] Move //sync to //components/sync.

sync/internal_api/sync_manager_impl.h

Index: sync/internal_api/sync_manager_impl.h
diff --git a/sync/internal_api/sync_manager_impl.h b/sync/internal_api/sync_manager_impl.h
deleted file mode 100644
index c9b0683dbae28d6f747ae7699068e41fd72c2b78..0000000000000000000000000000000000000000
--- a/sync/internal_api/sync_manager_impl.h
+++ /dev/null
@@ -1,350 +0,0 @@
-// Copyright 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 SYNC_INTERNAL_API_SYNC_MANAGER_IMPL_H_
-#define SYNC_INTERNAL_API_SYNC_MANAGER_IMPL_H_
-
-#include <stdint.h>
-
-#include <map>
-#include <string>
-#include <vector>
-
-#include "base/gtest_prod_util.h"
-#include "base/macros.h"
-#include "net/base/network_change_notifier.h"
-#include "sync/base/sync_export.h"
-#include "sync/engine/all_status.h"
-#include "sync/engine/net/server_connection_manager.h"
-#include "sync/engine/nudge_handler.h"
-#include "sync/engine/sync_engine_event_listener.h"
-#include "sync/internal_api/change_reorder_buffer.h"
-#include "sync/internal_api/debug_info_event_listener.h"
-#include "sync/internal_api/js_mutation_event_observer.h"
-#include "sync/internal_api/js_sync_encryption_handler_observer.h"
-#include "sync/internal_api/js_sync_manager_observer.h"
-#include "sync/internal_api/protocol_event_buffer.h"
-#include "sync/internal_api/public/sync_manager.h"
-#include "sync/internal_api/public/user_share.h"
-#include "sync/internal_api/sync_encryption_handler_impl.h"
-#include "sync/js/js_backend.h"
-#include "sync/syncable/directory_change_delegate.h"
-#include "sync/util/cryptographer.h"
-#include "sync/util/time.h"
-
-class GURL;
-
-namespace syncer {
-
-class ModelTypeRegistry;
-class SyncAPIServerConnectionManager;
-class TypeDebugInfoObserver;
-class WriteNode;
-class WriteTransaction;
-
-namespace sessions {
-class SyncSessionContext;
-}
-
-// SyncManager encapsulates syncable::Directory and serves as the parent of all
-// other objects in the sync API.  If multiple threads interact with the same
-// local sync repository (i.e. the same sqlite database), they should share a
-// single SyncManager instance.  The caller should typically create one
-// SyncManager for the lifetime of a user session.
-//
-// Unless stated otherwise, all methods of SyncManager should be called on the
-// same thread.
-class SYNC_EXPORT SyncManagerImpl
-    : public SyncManager,
-      public net::NetworkChangeNotifier::IPAddressObserver,
-      public net::NetworkChangeNotifier::ConnectionTypeObserver,
-      public JsBackend,
-      public SyncEngineEventListener,
-      public ServerConnectionEventListener,
-      public syncable::DirectoryChangeDelegate,
-      public SyncEncryptionHandler::Observer,
-      public NudgeHandler {
- public:
-  // Create an uninitialized SyncManager.  Callers must Init() before using.
-  explicit SyncManagerImpl(const std::string& name);
-  ~SyncManagerImpl() override;
-
-  // SyncManager implementation.
-  void Init(InitArgs* args) override;
-  ModelTypeSet InitialSyncEndedTypes() override;
-  ModelTypeSet GetTypesWithEmptyProgressMarkerToken(
-      ModelTypeSet types) override;
-  bool PurgePartiallySyncedTypes() override;
-  void UpdateCredentials(const SyncCredentials& credentials) override;
-  void StartSyncingNormally(const ModelSafeRoutingInfo& routing_info,
-                            base::Time last_poll_time) override;
-  void ConfigureSyncer(ConfigureReason reason,
-                       ModelTypeSet to_download,
-                       ModelTypeSet to_purge,
-                       ModelTypeSet to_journal,
-                       ModelTypeSet to_unapply,
-                       const ModelSafeRoutingInfo& new_routing_info,
-                       const base::Closure& ready_task,
-                       const base::Closure& retry_task) override;
-  void SetInvalidatorEnabled(bool invalidator_enabled) override;
-  void OnIncomingInvalidation(
-      syncer::ModelType type,
-      std::unique_ptr<InvalidationInterface> invalidation) override;
-  void AddObserver(SyncManager::Observer* observer) override;
-  void RemoveObserver(SyncManager::Observer* observer) override;
-  SyncStatus GetDetailedStatus() const override;
-  void SaveChanges() override;
-  void ShutdownOnSyncThread(ShutdownReason reason) override;
-  UserShare* GetUserShare() override;
-  std::unique_ptr<syncer_v2::ModelTypeConnector> GetModelTypeConnectorProxy()
-      override;
-  const std::string cache_guid() override;
-  bool ReceivedExperiment(Experiments* experiments) override;
-  bool HasUnsyncedItems() override;
-  SyncEncryptionHandler* GetEncryptionHandler() override;
-  ScopedVector<syncer::ProtocolEvent> GetBufferedProtocolEvents() override;
-  std::unique_ptr<base::ListValue> GetAllNodesForType(
-      syncer::ModelType type) override;
-  void RegisterDirectoryTypeDebugInfoObserver(
-      syncer::TypeDebugInfoObserver* observer) override;
-  void UnregisterDirectoryTypeDebugInfoObserver(
-      syncer::TypeDebugInfoObserver* observer) override;
-  bool HasDirectoryTypeDebugInfoObserver(
-      syncer::TypeDebugInfoObserver* observer) override;
-  void RequestEmitDebugInfo() override;
-  void ClearServerData(const ClearServerDataCallback& callback) override;
-  void OnCookieJarChanged(bool account_mismatch, bool empty_jar) override;
-
-  // SyncEncryptionHandler::Observer implementation.
-  void OnPassphraseRequired(
-      PassphraseRequiredReason reason,
-      const sync_pb::EncryptedData& pending_keys) override;
-  void OnPassphraseAccepted() override;
-  void OnBootstrapTokenUpdated(const std::string& bootstrap_token,
-                               BootstrapTokenType type) override;
-  void OnEncryptedTypesChanged(ModelTypeSet encrypted_types,
-                               bool encrypt_everything) override;
-  void OnEncryptionComplete() override;
-  void OnCryptographerStateChanged(Cryptographer* cryptographer) override;
-  void OnPassphraseTypeChanged(PassphraseType type,
-                               base::Time explicit_passphrase_time) override;
-  void OnLocalSetPassphraseEncryption(
-      const SyncEncryptionHandler::NigoriState& nigori_state) override;
-
-  // SyncEngineEventListener implementation.
-  void OnSyncCycleEvent(const SyncCycleEvent& event) override;
-  void OnActionableError(const SyncProtocolError& error) override;
-  void OnRetryTimeChanged(base::Time retry_time) override;
-  void OnThrottledTypesChanged(ModelTypeSet throttled_types) override;
-  void OnMigrationRequested(ModelTypeSet types) override;
-  void OnProtocolEvent(const ProtocolEvent& event) override;
-
-  // ServerConnectionEventListener implementation.
-  void OnServerConnectionEvent(const ServerConnectionEvent& event) override;
-
-  // JsBackend implementation.
-  void SetJsEventHandler(
-      const WeakHandle<JsEventHandler>& event_handler) override;
-
-  // DirectoryChangeDelegate implementation.
-  // This listener is called upon completion of a syncable transaction, and
-  // builds the list of sync-engine initiated changes that will be forwarded to
-  // the SyncManager's Observers.
-  void HandleTransactionCompleteChangeEvent(
-      ModelTypeSet models_with_changes) override;
-  ModelTypeSet HandleTransactionEndingChangeEvent(
-      const syncable::ImmutableWriteTransactionInfo& write_transaction_info,
-      syncable::BaseTransaction* trans) override;
-  void HandleCalculateChangesChangeEventFromSyncApi(
-      const syncable::ImmutableWriteTransactionInfo& write_transaction_info,
-      syncable::BaseTransaction* trans,
-      std::vector<int64_t>* entries_changed) override;
-  void HandleCalculateChangesChangeEventFromSyncer(
-      const syncable::ImmutableWriteTransactionInfo& write_transaction_info,
-      syncable::BaseTransaction* trans,
-      std::vector<int64_t>* entries_changed) override;
-
-  // Handle explicit requests to fetch updates for the given types.
-  void RefreshTypes(ModelTypeSet types) override;
-
-  // These OnYYYChanged() methods are only called by our NetworkChangeNotifier.
-  // Called when IP address of primary interface changes.
-  void OnIPAddressChanged() override;
-  // Called when the connection type of the system has changed.
-  void OnConnectionTypeChanged(
-      net::NetworkChangeNotifier::ConnectionType) override;
-
-  // NudgeHandler implementation.
-  void NudgeForInitialDownload(syncer::ModelType type) override;
-  void NudgeForCommit(syncer::ModelType type) override;
-  void NudgeForRefresh(syncer::ModelType type) override;
-
-  const SyncScheduler* scheduler() const;
-
-  bool GetHasInvalidAuthTokenForTest() const;
-
- protected:
-  // Helper functions.  Virtual for testing.
-  virtual void NotifyInitializationSuccess();
-  virtual void NotifyInitializationFailure();
-
- private:
-  friend class SyncManagerTest;
-  FRIEND_TEST_ALL_PREFIXES(SyncManagerTest, NudgeDelayTest);
-  FRIEND_TEST_ALL_PREFIXES(SyncManagerTest, PurgeDisabledTypes);
-  FRIEND_TEST_ALL_PREFIXES(SyncManagerTest, PurgeUnappliedTypes);
-
-  struct NotificationInfo {
-    NotificationInfo();
-    ~NotificationInfo();
-
-    int total_count;
-    std::string payload;
-
-    // Returned pointer owned by the caller.
-    base::DictionaryValue* ToValue() const;
-  };
-
-  base::TimeDelta GetNudgeDelayTimeDelta(const ModelType& model_type);
-
-  typedef std::map<ModelType, NotificationInfo> NotificationInfoMap;
-
-  // Determine if the parents or predecessors differ between the old and new
-  // versions of an entry.  Note that a node's index may change without its
-  // UNIQUE_POSITION changing if its sibling nodes were changed.  To handle such
-  // cases, we rely on the caller to treat a position update on any sibling as
-  // updating the positions of all siblings.
-  bool VisiblePositionsDiffer(
-      const syncable::EntryKernelMutation& mutation) const;
-
-  // Determine if any of the fields made visible to clients of the Sync API
-  // differ between the versions of an entry stored in |a| and |b|. A return
-  // value of false means that it should be OK to ignore this change.
-  bool VisiblePropertiesDiffer(
-      const syncable::EntryKernelMutation& mutation,
-      Cryptographer* cryptographer) const;
-
-  // Open the directory named with |username|.
-  bool OpenDirectory(const std::string& username);
-
-  // Purge those disabled types as specified by |to_purge|. |to_journal| and
-  // |to_unapply| specify subsets that require special handling. |to_journal|
-  // types are saved into the delete journal, while |to_unapply| have only
-  // their local data deleted, while their server data is preserved.
-  bool PurgeDisabledTypes(ModelTypeSet to_purge,
-                          ModelTypeSet to_journal,
-                          ModelTypeSet to_unapply);
-
-  void RequestNudgeForDataTypes(
-      const tracked_objects::Location& nudge_location,
-      ModelTypeSet type);
-
-  // If this is a deletion for a password, sets the legacy
-  // ExtraPasswordChangeRecordData field of |buffer|. Otherwise sets
-  // |buffer|'s specifics field to contain the unencrypted data.
-  void SetExtraChangeRecordData(int64_t id,
-                                ModelType type,
-                                ChangeReorderBuffer* buffer,
-                                Cryptographer* cryptographer,
-                                const syncable::EntryKernel& original,
-                                bool existed_before,
-                                bool exists_now);
-
-  // Checks for server reachabilty and requests a nudge.
-  void OnNetworkConnectivityChangedImpl();
-
-  syncable::Directory* directory();
-
-  base::FilePath database_path_;
-
-  const std::string name_;
-
-  base::ThreadChecker thread_checker_;
-
-  // Thread-safe handle used by
-  // HandleCalculateChangesChangeEventFromSyncApi(), which can be
-  // called from any thread.  Valid only between between calls to
-  // Init() and Shutdown().
-  //
-  // TODO(akalin): Ideally, we wouldn't need to store this; instead,
-  // we'd have another worker class which implements
-  // HandleCalculateChangesChangeEventFromSyncApi() and we'd pass it a
-  // WeakHandle when we construct it.
-  WeakHandle<SyncManagerImpl> weak_handle_this_;
-
-  // We give a handle to share_ to clients of the API for use when constructing
-  // any transaction type.
-  UserShare share_;
-
-  // This can be called from any thread, but only between calls to
-  // OpenDirectory() and ShutdownOnSyncThread().
-  WeakHandle<SyncManager::ChangeObserver> change_observer_;
-
-  base::ObserverList<SyncManager::Observer> observers_;
-
-  // The ServerConnectionManager used to abstract communication between the
-  // client (the Syncer) and the sync server.
-  std::unique_ptr<SyncAPIServerConnectionManager> connection_manager_;
-
-  // Maintains state that affects the way we interact with different sync types.
-  // This state changes when entering or exiting a configuration cycle.
-  std::unique_ptr<ModelTypeRegistry> model_type_registry_;
-
-  // A container of various bits of information used by the SyncScheduler to
-  // create SyncSessions.  Must outlive the SyncScheduler.
-  std::unique_ptr<sessions::SyncSessionContext> session_context_;
-
-  // The scheduler that runs the Syncer. Needs to be explicitly
-  // Start()ed.
-  std::unique_ptr<SyncScheduler> scheduler_;
-
-  // A multi-purpose status watch object that aggregates stats from various
-  // sync components.
-  AllStatus allstatus_;
-
-  // Each element of this map is a store of change records produced by
-  // HandleChangeEventFromSyncer during the CALCULATE_CHANGES step. The changes
-  // are grouped by model type, and are stored here in tree order to be
-  // forwarded to the observer slightly later, at the TRANSACTION_ENDING step
-  // by HandleTransactionEndingChangeEvent. The list is cleared after observer
-  // finishes processing.
-  typedef std::map<int, ImmutableChangeRecordList> ChangeRecordMap;
-  ChangeRecordMap change_records_;
-
-  SyncManager::ChangeDelegate* change_delegate_;
-
-  // Set to true once Init has been called.
-  bool initialized_;
-
-  bool observing_network_connectivity_changes_;
-
-  // Map used to store the notification info to be displayed in
-  // about:sync page.
-  NotificationInfoMap notification_info_map_;
-
-  // These are for interacting with chrome://sync-internals.
-  JsSyncManagerObserver js_sync_manager_observer_;
-  JsMutationEventObserver js_mutation_event_observer_;
-  JsSyncEncryptionHandlerObserver js_sync_encryption_handler_observer_;
-
-  // This is for keeping track of client events to send to the server.
-  DebugInfoEventListener debug_info_event_listener_;
-
-  ProtocolEventBuffer protocol_event_buffer_;
-
-  base::Closure report_unrecoverable_error_function_;
-
-  // Sync's encryption handler. It tracks the set of encrypted types, manages
-  // changing passphrases, and in general handles sync-specific interactions
-  // with the cryptographer.
-  std::unique_ptr<SyncEncryptionHandlerImpl> sync_encryption_handler_;
-
-  base::WeakPtrFactory<SyncManagerImpl> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(SyncManagerImpl);
-};
-
-}  // namespace syncer
-
-#endif  // SYNC_INTERNAL_API_SYNC_MANAGER_IMPL_H_