diff -r cf61fcea0001 -r c7c34916027a wp/wp-content/themes/twentytwelve/js/theme-customizer.js
--- a/wp/wp-content/themes/twentytwelve/js/theme-customizer.js	Mon Oct 14 17:39:30 2019 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,65 +0,0 @@
-/**
- * Customizer enhancements for a better user experience.
- *
- * Contains handlers to make Customizer preview reload changes asynchronously.
- * Things like site title, description, and background color changes.
- */
-
-( function( $ ) {
-	// Site title and description.
-	wp.customize( 'blogname', function( value ) {
-		value.bind( function( to ) {
-			$( '.site-title a' ).text( to );
-		} );
-	} );
-	wp.customize( 'blogdescription', function( value ) {
-		value.bind( function( to ) {
-			$( '.site-description' ).text( to );
-		} );
-	} );
-
-	// Header text color
-	wp.customize( 'header_textcolor', function( value ) {
-		value.bind( function( to ) {
-			if ( 'blank' === to ) {
-				$( '.site-title, .site-title a, .site-description' ).css( {
-					'clip': 'rect(1px, 1px, 1px, 1px)',
-					'position': 'absolute'
-				} );
-			} else {
-				$( '.site-title, .site-title a, .site-description' ).css( {
-					'clip': 'auto',
-					'color': to,
-					'position': 'relative'
-				} );
-			}
-		} );
-	} );
-
-	// Hook into background color/image change and adjust body class value as needed.
-	wp.customize( 'background_color', function( value ) {
-		value.bind( function( to ) {
-			var body = $( 'body' );
-
-			if ( ( '#ffffff' == to || '#fff' == to ) && 'none' == body.css( 'background-image' ) )
-				body.addClass( 'custom-background-white' );
-			else if ( '' == to && 'none' == body.css( 'background-image' ) )
-				body.addClass( 'custom-background-empty' );
-			else
-				body.removeClass( 'custom-background-empty custom-background-white' );
-		} );
-	} );
-	wp.customize( 'background_image', function( value ) {
-		value.bind( function( to ) {
-			var body = $( 'body' );
-
-			if ( '' !== to ) {
-				body.removeClass( 'custom-background-empty custom-background-white' );
-			} else if ( 'rgb(255, 255, 255)' === body.css( 'background-color' ) ) {
-				body.addClass( 'custom-background-white' );
-			} else if ( 'rgb(230, 230, 230)' === body.css( 'background-color' ) && '' === wp.customize.instance( 'background_color' ).get() ) {
-				body.addClass( 'custom-background-empty' );
-			}
-		} );
-	} );
-} )( jQuery );