sync: Move all the js_* files into a js/ subdirectory.

chrome/browser/sync/js_sync_manager_observer.h

-// Copyright (c) 2011 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_JS_SYNC_MANAGER_OBSERVER_H_
-#define CHROME_BROWSER_SYNC_JS_SYNC_MANAGER_OBSERVER_H_
-#pragma once
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "chrome/browser/sync/engine/syncapi.h"
-#include "chrome/browser/sync/weak_handle.h"
-
-namespace tracked_objects {
-class Location;
-}  // namespace tracked_objects
-
-namespace browser_sync {
-
-class JsEventDetails;
-class JsEventHandler;
-
-// Routes SyncManager events to a JsEventHandler.
-class JsSyncManagerObserver : public sync_api::SyncManager::Observer {
- public:
-  JsSyncManagerObserver();
-  virtual ~JsSyncManagerObserver();
-
-  void SetJsEventHandler(const WeakHandle<JsEventHandler>& event_handler);
-
-  // sync_api::SyncManager::Observer implementation.
-  virtual void OnChangesApplied(
-      syncable::ModelType model_type,
-      const sync_api::BaseTransaction* trans,
-      const sync_api::SyncManager::ChangeRecord* changes,
-      int change_count);
-  virtual void OnChangesComplete(syncable::ModelType model_type);
-  virtual void OnSyncCycleCompleted(
-      const sessions::SyncSessionSnapshot* snapshot);
-  virtual void OnAuthError(const GoogleServiceAuthError& auth_error);
-  virtual void OnUpdatedToken(const std::string& token);
-  virtual void OnPassphraseRequired(sync_api::PassphraseRequiredReason reason);
-  virtual void OnPassphraseAccepted(const std::string& bootstrap_token);
-  virtual void OnEncryptionComplete(
-      const syncable::ModelTypeSet& encrypted_types);
-  virtual void OnInitializationComplete(
-      const WeakHandle<JsBackend>& js_backend);
-  virtual void OnStopSyncingPermanently();
-  virtual void OnClearServerDataSucceeded();
-  virtual void OnClearServerDataFailed();
-  virtual void OnMigrationNeededForTypes(const syncable::ModelTypeSet& types);
-
- private:
-  void HandleJsEvent(const tracked_objects::Location& from_here,
-                    const std::string& name, const JsEventDetails& details);
-
-  WeakHandle<JsEventHandler> event_handler_;
-
-  DISALLOW_COPY_AND_ASSIGN(JsSyncManagerObserver);
-};
-
-}  // namespace browser_sync
-
-#endif  // CHROME_BROWSER_SYNC_JS_SYNC_MANAGER_OBSERVER_H_