UnityEditor.ASCommitWindow.AddFolderToRemove C# (CSharp) Method

        private void AddFolderToRemove(ref List<string> guidsOfFoldersToRemove, string guid)
        {
            if (!guidsOfFoldersToRemove.Contains(guid))
            {
                guidsOfFoldersToRemove.Add(guid);
            }
        }