SerializationStore.cs

using System.Collections;
using System.IO;
using System.Security.Permissions;

namespace System.ComponentModel.Design.Serialization
{
    [HostProtection(SecurityAction.LinkDemand, SharedState = true)]
    public abstract class SerializationStore : IDisposable
    {
        public abstract ICollection Errors
        {
            get;
        }

        public abstract void Close();

        public abstract void Save(Stream stream);

        void IDisposable.Dispose()
        {
            Dispose(disposing: true);
        }

        protected virtual void Dispose(bool disposing)
        {
            if (disposing)
            {
                Close();
            }
        }
    }
}