UnityEditor.ShaderUtil.HasInstancing C# (CSharp) Method

        internal static extern bool HasInstancing(Shader s);
        [MethodImpl(MethodImplOptions.InternalCall)]

        public bool EnableInstancingField()
        {
            if (!ShaderUtil.HasInstancing(m_Shader))
            {
                return(false);
            }
            Rect r = GetControlRectForSingleLine();

            EnableInstancingField(r);
            return(true);
        }