UnityEditor.ShaderImporter.SetDefaultTextures C# (CSharp) Method

        public extern void SetDefaultTextures(string[] name, Texture[] textures);
    }

        internal override void Apply()
        {
            base.Apply();
            ShaderImporter target = base.target as ShaderImporter;

            if (target != null)
            {
                target.SetDefaultTextures(this.propertyNames.ToArray(), this.textures.ToArray());
                AssetDatabase.ImportAsset(AssetDatabase.GetAssetPath(target));
            }
        }