ProbeVolumeMenuItems.cs

using UnityEngine;
using UnityEngine.Rendering;

namespace UnityEditor.Rendering.HighDefinition
{
    class ProbeVolumeMenuItems
    {
        [MenuItem("GameObject/Light/Adaptive Probe Volume", priority = CoreUtils.Sections.section8)]
        static void CreateProbeVolumeGameObject(MenuCommand menuCommand)
        {
            var parent = menuCommand.context as GameObject;
            var probeVolume = CoreEditorUtils.CreateGameObject("Adaptive Probe Volume", parent);
            probeVolume.AddComponent<ProbeVolume>();
        }

        [MenuItem("GameObject/Light/Probe Adjustment Volume", priority = CoreUtils.Sections.section8 + 1)]
        static void CreateProbeAdjustmentVolumeGameObject(MenuCommand menuCommand)
        {
            var parent = menuCommand.context as GameObject;
            var probeVolume = CoreEditorUtils.CreateGameObject("Probe Adjustment Volume", parent);
            probeVolume.AddComponent<ProbeAdjustmentVolume>();
        }
    }
}