SyncFS: Introduce RemoteSyncOperationResolver for directory operation support

chrome/browser/sync_file_system/drive_file_sync_service.h

 // Copyright (c) 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 CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_FILE_SYNC_SERVICE_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_FILE_SYNC_SERVICE_H_
 
 #include <deque>
 #include <map>
 #include <set>
@@ skipping 184 matching lines @@
     LOCAL_SYNC_OPERATION_ADD,
     LOCAL_SYNC_OPERATION_UPDATE,
     LOCAL_SYNC_OPERATION_DELETE,
     LOCAL_SYNC_OPERATION_NONE,
     LOCAL_SYNC_OPERATION_NONE_CONFLICTED,
     LOCAL_SYNC_OPERATION_CONFLICT,
     LOCAL_SYNC_OPERATION_RESOLVE_TO_REMOTE,
     LOCAL_SYNC_OPERATION_FAIL,
   };
 
-  enum RemoteSyncOperationType {
-    REMOTE_SYNC_OPERATION_ADD_FILE,
-    REMOTE_SYNC_OPERATION_UPDATE_FILE,
-    REMOTE_SYNC_OPERATION_DELETE_FILE,
-    REMOTE_SYNC_OPERATION_NONE,
-    REMOTE_SYNC_OPERATION_CONFLICT,
-    REMOTE_SYNC_OPERATION_RESOLVE_TO_LOCAL,
-    REMOTE_SYNC_OPERATION_RESOLVE_TO_REMOTE,
-    REMOTE_SYNC_OPERATION_DELETE_METADATA,
-    REMOTE_SYNC_OPERATION_FAIL,
-  };
-
   typedef base::Callback<void(const base::Time& time,
                               SyncStatusCode status)> UpdatedTimeCallback;
   typedef base::Callback<
       void(SyncStatusCode status,
            const std::string& resource_id)> ResourceIdCallback;
 
   DriveFileSyncService(Profile* profile,
                        const base::FilePath& base_dir,
                        scoped_ptr<DriveFileSyncClientInterface> sync_client,
                        scoped_ptr<DriveMetadataStore> metadata_store);
@@ skipping 108 matching lines @@
       scoped_ptr<TaskToken> token,
       const SyncStatusCallback& callback,
       SyncStatusCode status);
 
   // Remote synchronization related methods.
   void DidPrepareForProcessRemoteChange(
       scoped_ptr<ProcessRemoteChangeParam> param,
       SyncStatusCode status,
       const SyncFileMetadata& metadata,
       const FileChangeList& changes);
-  RemoteSyncOperationType ResolveRemoteSyncOperationType(
-      const FileChange& remote_file_change,
-      ProcessRemoteChangeParam* param,
-      const FileChangeList& local_changes,
-      bool missing_local_file);
   void DidResolveConflictToLocalChange(
       scoped_ptr<ProcessRemoteChangeParam> param,
       SyncStatusCode status);
   void DownloadForRemoteSync(
       scoped_ptr<ProcessRemoteChangeParam> param);
   void DidGetTemporaryFileForDownload(
       scoped_ptr<ProcessRemoteChangeParam> param,
       bool success);
   void DidDownloadFileForRemoteSync(
       scoped_ptr<ProcessRemoteChangeParam> param,
@@ skipping 177 matching lines @@
   // Use WeakPtrFactory instead of SupportsWeakPtr to revoke the weak pointer
   // in |token_|.
   base::WeakPtrFactory<DriveFileSyncService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DriveFileSyncService);
 };
 
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_FILE_SYNC_SERVICE_H_