Ticket #46169: 46169.diff

src/wp-admin/edit-form-blocks.php

@@ -193 +193 @@
         ),
 );
 
-/* translators: Use this to specify the CSS font family for the default font. */
-$locale_font_family = esc_html_x( 'Noto Serif', 'CSS Font Family for Editor Font' );
+$locale_font_family = '-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif';
 $styles[]           = array(
         'css' => "body { font-family: '$locale_font_family' }",
 );

src/wp-includes/script-loader.php

@@ -1474 +1474 @@
         $styles->add( 'colors-fresh', false, array( 'wp-admin', 'buttons' ) ); // Old handle.
         $styles->add( 'open-sans', $open_sans_font_url ); // No longer used in core as of 4.6.
 
-        // Packages styles.
+        // Noto Serif is no longer used by core, but may be relied upon by themes and plugins.
         $fonts_url = '';
 
         /*
@@ -1486 +1486 @@
         if ( 'off' !== $font_family ) {
                 $fonts_url = 'https://fonts.googleapis.com/css?family=' . urlencode( $font_family );
         }
-        $styles->add( 'wp-editor-font', $fonts_url );
+        $styles->add( 'wp-editor-font', $fonts_url ); // No longer used in core as of 5.7.
 
         $styles->add( 'wp-block-library-theme', "/wp-includes/css/dist/block-library/theme$suffix.css" );
 
@@ -1505 +1505 @@
         $package_styles = array(
                 'block-editor'         => array(
                         'wp-components',
-                        'wp-editor-font',
                 ),
                 'block-library'        => array(),
                 'block-directory'      => array(),