anchor.diff:    static FileStatus createForDirectory(chrome.Entry entry) {
       FileStatus status = new FileStatus();
       status.path = entry.fullPath;
  +    status.permission = Permissions.DIRECTORY;
       return status;
     }
   
  
positive.code:     sha = m['sha'];
      size = m['size'];
      modificationTime = m['modificationTime'];
      type = m['type'];
      deleted = m['deleted'];
    }
  
negative.code: 
    FileStatus() {
      this.type = FileStatusType.UNTRACKED;
      this.permission = Permissions.FILE_NON_EXECUTABLE;
    }
  
    static Future<FileStatus> createFromEntry(chrome.Entry entry) {
  