Theme install: Remove unused strings.

fixes #29488.

git-svn-id: https://develop.svn.wordpress.org/trunk@29904 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/theme-install.php

@@ -27,12 +27,6 @@ if ( ! is_network_admin() ) {
 	$submenu_file = 'themes.php';
 }
 
-$sections = array(
-	'featured' => __( 'Featured Themes' ),
-	'popular'  => __( 'Popular Themes' ),
-	'new'      => __( 'Newest Themes' ),
-);
-
 $installed_themes = search_theme_directories();
 foreach ( $installed_themes as $k => $v ) {
 	if ( false !== strpos( $k, '/' ) ) {
@@ -57,9 +51,6 @@ wp_localize_script( 'theme', '_wpThemeSettings', array(
 		'error'  => __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="https://wordpress.org/support/">support forums</a>.' )
 	),
 	'installedThemes' => array_keys( $installed_themes ),
-	'browse' => array(
-		'sections' => $sections,
-	),
 ) );
 
 wp_enqueue_script( 'theme' );