Comments: Default the `show_comments_cookies_opt_in` checkbox to enabled.

This also updates the option label, to clarify that it needs to be enabled for comment cookies to work.

Props azaozz, pento, dhavalkasvala, desrosj, pputzer, mirkoschubert, ThemeZee.
Fixes #44736.


Built from https://develop.svn.wordpress.org/trunk@44683


git-svn-id: http://core.svn.wordpress.org/trunk@44514 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/schema.php

@@ -541,7 +541,7 @@ function populate_options( array $options = array() ) {
 		'wp_page_for_privacy_policy'      => 0,
 
 		// 4.9.8
-		'show_comments_cookies_opt_in'    => 0,
+		'show_comments_cookies_opt_in'    => 1,
 	);
 
 	// 3.3

wp-admin/options-discussion.php

@@ -88,7 +88,7 @@ printf(
 
 <label for="show_comments_cookies_opt_in">
 <input name="show_comments_cookies_opt_in" type="checkbox" id="show_comments_cookies_opt_in" value="1" <?php checked( '1', get_option( 'show_comments_cookies_opt_in' ) ); ?> />
-<?php _e( 'Show comments cookies opt-in checkbox.' ); ?>
+<?php _e( 'Show comments cookies opt-in checkbox, allowing comment author cookies to be set.' ); ?>
 </label>
 <br />
 

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.1-beta1-44682';
+$wp_version = '5.1-beta1-44683';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.