diff -Naur wordpress/wp-includes/blocks.php wordpress/wp-includes/blocks.php
--- wordpress/wp-includes/blocks.php	2018-11-21 19:39:50.000000000 +0530
+++ wordpress/wp-includes/blocks.php	2018-11-22 17:12:12.741466769 +0530
@@ -266,7 +266,7 @@
  * @return string The unmodified content.
  */
 function _restore_wpautop_hook( $content ) {
-	global $wp_filter;
+
 	$current_priority = has_filter( 'the_content', '_restore_wpautop_hook' );
 
 	add_filter( 'the_content', 'wpautop', $current_priority - 1 );