public object GetInstance(InstanceContext instanceContext)
        {
            var scope = instanceContext.BeginScope();

            try
            {
                return this.container.GetInstance(this.serviceType);
            }
            catch
            {
                // We need to dispose the scope here, because WCF will never call ReleaseInstance if
                // this method throws an exception (since it has no instance to pass to ReleaseInstance).
                scope.Dispose();

                throw;
            }
        }