Add upstream

wp-content/plugins/jetpack/modules/comments.php

@@ -0,0 +1,36 @@
+<?php
+
+/**
+ * Module Name: Comments
+ * Module Description: Let visitors use a WordPress.com, Twitter, Facebook, or Google account to comment
+ * First Introduced: 1.4
+ * Sort Order: 20
+ * Requires Connection: Yes
+ * Auto Activate: No
+ * Module Tags: Social
+ * Feature: Engagement
+ * Additional Search Queries: comments, comment, facebook, twitter, google+, social
+ */
+
+require dirname( __FILE__ ) . '/comments/comments.php';
+
+if ( is_admin() ) {
+	require dirname( __FILE__ ) . '/comments/admin.php';
+}
+
+function jetpack_comments_load() {
+	Jetpack::enable_module_configurable( __FILE__ );
+}
+
+add_action( 'jetpack_modules_loaded', 'jetpack_comments_load' );
+
+Jetpack::dns_prefetch( array(
+	'//jetpack.wordpress.com',
+	'//s0.wp.com',
+	'//s1.wp.com',
+	'//s2.wp.com',
+	'//public-api.wordpress.com',
+	'//0.gravatar.com',
+	'//1.gravatar.com',
+	'//2.gravatar.com',
+) );