Move chrome/browser/chromeos/drive/file_system.cc (+deps) into components/drive.

chrome/browser/chromeos/drive/directory_loader.h

Index: chrome/browser/chromeos/drive/directory_loader.h
diff --git a/chrome/browser/chromeos/drive/directory_loader.h b/chrome/browser/chromeos/drive/directory_loader.h
deleted file mode 100644
index 4ba8f1a9341990c3559b0d76350c4833c4a845f0..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/drive/directory_loader.h
+++ /dev/null
@@ -1,150 +0,0 @@
-// Copyright 2014 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_CHROMEOS_DRIVE_DIRECTORY_LOADER_H_
-#define CHROME_BROWSER_CHROMEOS_DRIVE_DIRECTORY_LOADER_H_
-
-#include <map>
-#include <set>
-#include <string>
-#include <vector>
-
-#include "base/callback.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/observer_list.h"
-#include "base/threading/thread_checker.h"
-#include "components/drive/file_errors.h"
-#include "components/drive/file_system_interface.h"
-#include "google_apis/drive/drive_api_error_codes.h"
-#include "google_apis/drive/drive_common_callbacks.h"
-
-namespace base {
-class SequencedTaskRunner;
-}  // namespace base
-
-namespace google_apis {
-class AboutResource;
-}  // namespace google_apis
-
-namespace drive {
-
-class EventLogger;
-class JobScheduler;
-class ResourceEntry;
-
-namespace internal {
-
-class AboutResourceLoader;
-class ChangeList;
-class ChangeListLoaderObserver;
-class DirectoryFetchInfo;
-class LoaderController;
-class ResourceMetadata;
-
-// DirectoryLoader is used to load directory contents.
-class DirectoryLoader {
- public:
-  DirectoryLoader(EventLogger* logger,
-                  base::SequencedTaskRunner* blocking_task_runner,
-                  ResourceMetadata* resource_metadata,
-                  JobScheduler* scheduler,
-                  AboutResourceLoader* about_resource_loader,
-                  LoaderController* apply_task_controller);
-  ~DirectoryLoader();
-
-  // Adds and removes the observer.
-  void AddObserver(ChangeListLoaderObserver* observer);
-  void RemoveObserver(ChangeListLoaderObserver* observer);
-
-  // Reads the directory contents.
-  // |entries_callback| can be null.
-  // |completion_callback| must not be null.
-  void ReadDirectory(const base::FilePath& directory_path,
-                     const ReadDirectoryEntriesCallback& entries_callback,
-                     const FileOperationCallback& completion_callback);
-
- private:
-  class FeedFetcher;
-  struct ReadDirectoryCallbackState;
-
-  // Part of ReadDirectory().
-  void ReadDirectoryAfterGetEntry(
-      const base::FilePath& directory_path,
-      const ReadDirectoryEntriesCallback& entries_callback,
-      const FileOperationCallback& completion_callback,
-      bool should_try_loading_parent,
-      const ResourceEntry* entry,
-      FileError error);
-  void ReadDirectoryAfterLoadParent(
-      const base::FilePath& directory_path,
-      const ReadDirectoryEntriesCallback& entries_callback,
-      const FileOperationCallback& completion_callback,
-      FileError error);
-  void ReadDirectoryAfterGetAboutResource(
-      const std::string& local_id,
-      google_apis::DriveApiErrorCode status,
-      scoped_ptr<google_apis::AboutResource> about_resource);
-  void ReadDirectoryAfterCheckLocalState(
-      scoped_ptr<google_apis::AboutResource> about_resource,
-      const std::string& local_id,
-      const ResourceEntry* entry,
-      const int64* local_changestamp,
-      FileError error);
-
-  // Part of ReadDirectory().
-  // This function should be called when the directory load is complete.
-  // Flushes the callbacks waiting for the directory to be loaded.
-  void OnDirectoryLoadComplete(const std::string& local_id, FileError error);
-  void OnDirectoryLoadCompleteAfterRead(const std::string& local_id,
-                                        const ResourceEntryVector* entries,
-                                        FileError error);
-
-  // Sends |entries| to the callbacks.
-  void SendEntries(const std::string& local_id,
-                   const ResourceEntryVector& entries);
-
-  // ================= Implementation for directory loading =================
-  // Loads the directory contents from server, and updates the local metadata.
-  // Runs |callback| when it is finished.
-  void LoadDirectoryFromServer(const DirectoryFetchInfo& directory_fetch_info);
-
-  // Part of LoadDirectoryFromServer() for a normal directory.
-  void LoadDirectoryFromServerAfterLoad(
-      const DirectoryFetchInfo& directory_fetch_info,
-      FeedFetcher* fetcher,
-      FileError error);
-
-  // Part of LoadDirectoryFromServer().
-  void LoadDirectoryFromServerAfterUpdateChangestamp(
-      const DirectoryFetchInfo& directory_fetch_info,
-      const base::FilePath* directory_path,
-      FileError error);
-
-  EventLogger* logger_;  // Not owned.
-  scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
-  ResourceMetadata* resource_metadata_;  // Not owned.
-  JobScheduler* scheduler_;  // Not owned.
-  AboutResourceLoader* about_resource_loader_;  // Not owned.
-  LoaderController* loader_controller_;  // Not owned.
-  base::ObserverList<ChangeListLoaderObserver> observers_;
-  typedef std::map<std::string, std::vector<ReadDirectoryCallbackState> >
-      LoadCallbackMap;
-  LoadCallbackMap pending_load_callback_;
-
-  // Set of the running feed fetcher for the fast fetch.
-  std::set<FeedFetcher*> fast_fetch_feed_fetcher_set_;
-
-  base::ThreadChecker thread_checker_;
-
-  // Note: This should remain the last member so it'll be destroyed and
-  // invalidate its weak pointers before any other members are destroyed.
-  base::WeakPtrFactory<DirectoryLoader> weak_ptr_factory_;
-  DISALLOW_COPY_AND_ASSIGN(DirectoryLoader);
-};
-
-}  // namespace internal
-}  // namespace drive
-
-#endif  // CHROME_BROWSER_CHROMEOS_DRIVE_DIRECTORY_LOADER_H_