Astra_Customizer::prepare_preload_controls( array $config )

		public function prepare_preload_controls( $config ) {

			global $wp_customize;

			$instance = Astra_Customizer_Control_Base::get_control_instance( astra_get_prop( $config, 'control' ) );

			// Forwarding to the DOM as default control.
			if ( 'title_tagline' !== $config['section'] ) {
				self::$js_configs ['wp_defaults'][ astra_get_prop( $config, 'name' ) ] = $config['section'];
				$config['section'] = 'title_tagline';
			}

			$wp_customize->add_setting(
				astra_get_prop( $config, 'name' ),
				array(
					'default'           => astra_get_prop( $config, 'default' ),
					'type'              => astra_get_prop( $config, 'datastore_type' ),
					'transport'         => astra_get_prop( $config, 'transport', 'refresh' ),
					'sanitize_callback' => astra_get_prop( $config, 'sanitize_callback', Astra_Customizer_Control_Base::get_sanitize_call( astra_get_prop( $config, 'control' ) ) ),
				)
			);

			if ( false !== $instance ) {
				$wp_customize->add_control(
					new $instance( $wp_customize, astra_get_prop( $config, 'name' ), $config )
				);
			} else {
				$wp_customize->add_control( astra_get_prop( $config, 'name' ), $config );
			}
		}