MethodInfo method = typeof(BuildManager).GetMethod("ThrowIfPreAppStartNotRunning", BindingFlags.Static | BindingFlags.NonPublic, null, Type.EmptyTypes, null);
                    dynamicModuleReflectionUtil.ThrowIfPreAppStartNotRunning = CommonReflectionUtil.MakeDelegate<Action>(method);

public static T MakeDelegate<T>(MethodInfo method) where T : class
        {
            return CommonReflectionUtil.MakeDelegate<T>(null, method);
        }
        public static T MakeDelegate<T>(object target, MethodInfo method) where T : class
        {
            return CommonReflectionUtil.MakeDelegate(typeof(T), target, method) as T;
        }
        [ReflectionPermission(SecurityAction.Assert, MemberAccess = true)]
        public static Delegate MakeDelegate(Type delegateType, object target, MethodInfo method)
        {
            //ReflectionPermission permission = new ReflectionPermission(PermissionState.Unrestricted);
 //permission.Assert();
            return Delegate.CreateDelegate(delegateType, target, method);
        }