Index: src/wp-admin/includes/class-wp-upgrader-skins.php
===================================================================
--- src/wp-admin/includes/class-wp-upgrader-skins.php (revision 33644)
+++ src/wp-admin/includes/class-wp-upgrader-skins.php (working copy)
@@ -739,7 +739,7 @@
}
} elseif ( current_user_can( 'switch_themes' ) ) {
if ( current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) {
- $update_actions['preview'] .= '' . __( 'Live Preview' ) . '' . sprintf( __( 'Live Preview “%s”' ), $name ) . '';
+ $update_actions['preview'] = '' . __( 'Live Preview' ) . '' . sprintf( __( 'Live Preview “%s”' ), $name ) . '';
}
$update_actions['activate'] = '' . __( 'Activate' ) . '' . sprintf( __( 'Activate “%s”' ), $name ) . '';
}