Ticket #56990: 56990.3.diff

src/wp-content/themes/twentyten/blocks.css

@@ -253 +253 @@
 .has-white-background-color:visited {
         background-color: #fff;
 }
+
+.wp-block-button__link {
+        color: #ffffff;
+        background-color: #32373c;
+        border-radius: 9999px; /* 100% causes an oval, but any explicit but really high value retains the pill shape. */
+
+        /* This needs a low specificity so it won't override the rules from the button element if defined in theme.json. */
+        box-shadow: none;
+        text-decoration: none;
+
+        /* The extra 2px are added to size solids the same as the outline versions.*/
+        padding: calc(0.667em + 2px) calc(1.333em + 2px);
+
+        font-size: 1.125em;
+}

src/wp-includes/default-filters.php

@@ -557 +557 @@
 
 add_action( 'wp_enqueue_scripts', 'wp_localize_jquery_ui_datepicker', 1000 );
 add_action( 'wp_enqueue_scripts', 'wp_common_block_scripts_and_styles' );
-add_action( 'wp_enqueue_scripts', 'wp_enqueue_classic_theme_styles' );
 add_action( 'admin_enqueue_scripts', 'wp_localize_jquery_ui_datepicker', 1000 );
 add_action( 'admin_enqueue_scripts', 'wp_common_block_scripts_and_styles' );
 add_action( 'enqueue_block_assets', 'wp_enqueue_registered_block_scripts_and_styles' );

src/wp-includes/script-loader.php

@@ -3657 +3657 @@
         add_action( 'admin_init', $fn_generate_and_enqueue_editor_styles );
 }
 
-/**
- * Loads classic theme styles on classic themes in the frontend.
- *
- * This is needed for backwards compatibility for button blocks specifically.
- *
- * @since 6.1.0
- */
-function wp_enqueue_classic_theme_styles() {
-        if ( ! WP_Theme_JSON_Resolver::theme_has_support() ) {
-                $suffix = wp_scripts_get_suffix();
-                wp_register_style( 'classic-theme-styles', '/' . WPINC . "/css/classic-themes$suffix.css", array(), true );
-                wp_enqueue_style( 'classic-theme-styles' );
-        }
-}
-
 /**
  * Loads classic theme styles on classic themes in the editor.
  *