Ticket #35944: twentyfifteen-site-logo.2.diff

src/wp-content/themes/twentyfifteen/functions.php

@@ -73 +73 @@
         add_theme_support( 'title-tag' );
 
         /*
+         * Enable support to add site logo.
+         */
+        add_theme_support( 'site-logo', array( 'size' => 'large' ) );
+
+        /*
          * Enable support for Post Thumbnails on posts and pages.
          *
          * See: https://codex.wordpress.org/Function_Reference/add_theme_support#Post_Thumbnails