Astra_Theme_Extension::customize_register_before_theme( object $wp_customize )

		public function customize_register_before_theme( $wp_customize ) {

			if ( ! defined( 'ASTRA_THEME_VERSION' ) ) {
				return;
			}

			if ( ! class_exists( 'Astra_WP_Customize_Section' ) ) {
				wp_die( 'You are using an older version of the Astra theme. Please update the Astra theme to the latest version.' );
			}

			$addons = Astra_Ext_Extension::get_enabled_addons();

			// Update the Customizer Sections under Layout.
			if ( false != $addons['header-sections'] ) {
				$wp_customize->add_section(
					new Astra_WP_Customize_Section(
						$wp_customize,
						'section-mobile-primary-header-layout',
						array(
							'title'    => __( 'Primary Header', 'astra-addon' ),
							'section'  => 'section-mobile-header',
							'priority' => 10,
						)
					)
				);
			}

			// Update the Customizer Sections under Typography.
			if ( false != $addons['typography'] ) {

				$wp_customize->add_section(
					new Astra_WP_Customize_Section(
						$wp_customize,
						'section-header-typo-group',
						array(
							'title'    => __( 'Header', 'astra-addon' ),
							'panel'    => 'panel-typography',
							'priority' => 20,
						)
					)
				);

				add_filter(
					'astra_customizer_primary_header_typo',
					function( $header_arr ) {

						$header_arr['section'] = 'section-header-typo-group';

						return $header_arr;
					}
				);

			}
		}