各シーンに処理を行う

Processor.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEditor.Build;
using UnityEditor.Callbacks;
using UnityEditor;
using UnityEngine.UI;

public class Processor : IProcessScene {
	
	public void OnProcessScene (UnityEngine.SceneManagement.Scene scene)
	{
		foreach (var light in GameObject.FindObjectsOfType<Light>()) {
			if( light.isBaked )
				GameObject.DestroyImmediate (light.gameObject);
		}

		foreach (var obj in scene.GetRootGameObjects()) {
			if (obj.GetComponent<Canvas> () == null)
				obj.transform.DetachChildren ();
		}
	}

	// 実行順
	public int callbackOrder { get { 	return 0; } }
}