[Sync] Move the last things out of core/.

components/sync/core_impl/js_sync_encryption_handler_observer.h

-// 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 COMPONENTS_SYNC_CORE_IMPL_JS_SYNC_ENCRYPTION_HANDLER_OBSERVER_H_
-#define COMPONENTS_SYNC_CORE_IMPL_JS_SYNC_ENCRYPTION_HANDLER_OBSERVER_H_
-
-#include <string>
-
-#include "base/compiler_specific.h"
-#include "base/macros.h"
-#include "components/sync/base/weak_handle.h"
-#include "components/sync/core/sync_encryption_handler.h"
-#include "components/sync/protocol/sync_protocol_error.h"
-
-namespace tracked_objects {
-class Location;
-}  // namespace tracked_objects
-
-namespace syncer {
-
-class JsEventDetails;
-class JsEventHandler;
-
-// Routes SyncEncryptionHandler events to a JsEventHandler.
-class JsSyncEncryptionHandlerObserver : public SyncEncryptionHandler::Observer {
- public:
-  JsSyncEncryptionHandlerObserver();
-  ~JsSyncEncryptionHandlerObserver() override;
-
-  void SetJsEventHandler(const WeakHandle<JsEventHandler>& event_handler);
-
-  // SyncEncryptionHandlerObserver::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;
-
- private:
-  void HandleJsEvent(const tracked_objects::Location& from_here,
-                     const std::string& name,
-                     const JsEventDetails& details);
-
-  WeakHandle<JsEventHandler> event_handler_;
-
-  DISALLOW_COPY_AND_ASSIGN(JsSyncEncryptionHandlerObserver);
-};
-
-}  // namespace syncer
-
-#endif  // COMPONENTS_SYNC_CORE_IMPL_JS_SYNC_ENCRYPTION_HANDLER_OBSERVER_H_