namespace Microsoft.CodeAnalysis.Editing
{
    public sealed class SymbolEditor
    {
        public delegate Task AsyncDeclarationEditAction(DocumentEditor editor, SyntaxNode declaration, CancellationToken cancellationToken);
        {
            public virtual IAsyncResult BeginInvoke(DocumentEditor editor, SyntaxNode declaration, CancellationToken cancellationToken, AsyncCallback callback, object object);
        }
    }
}