TintColorUpdater.cs

using UnityEngine;

namespace BlendModes
{
    [RequireComponent(typeof(BlendModeEffect))]
    public class TintColorUpdater : MonoBehaviour
    {
        private BlendModeEffect blendModeEffect;

        private void Awake ()
        {
            blendModeEffect = GetComponent<BlendModeEffect>();
        }

        private void Update ()
        {
            blendModeEffect.TintColor = blendModeEffect.TintColor;
        }
    }
}