From e061a432cc40d456c4e44492bf87560128068566 Mon Sep 17 00:00:00 2001
From: John Blackbourn <johnbillion@git.wordpress.org>
Date: Fri, 8 Sep 2017 12:31:43 +0000
Subject: [PATCH] Embeds: Add the `dnt` (Do Not Track) query parameter to all
 oEmbed provider URLs.

This means that, for those providers that support this somewhat de-facto standard, visitor tracking is disabled by default for all embeds.

Props norcross, joostdevalk

Fixes #41784

Built from https://develop.svn.wordpress.org/trunk@41345


git-svn-id: http://core.svn.wordpress.org/trunk@41178 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/class-oembed.php | 2 ++
 wp-includes/version.php      | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/wp-includes/class-oembed.php b/wp-includes/class-oembed.php
index 616a844186..467b5e5968 100644
--- a/wp-includes/class-oembed.php
+++ b/wp-includes/class-oembed.php
@@ -490,11 +490,13 @@ class WP_oEmbed {
 		$provider = add_query_arg( 'maxwidth', (int) $args['width'], $provider );
 		$provider = add_query_arg( 'maxheight', (int) $args['height'], $provider );
 		$provider = add_query_arg( 'url', urlencode($url), $provider );
+		$provider = add_query_arg( 'dnt', 1, $provider );
 
 		/**
 		 * Filters the oEmbed URL to be fetched.
 		 *
 		 * @since 2.9.0
+		 * @since 4.9.0 The `dnt` (Do Not Track) query parameter was added to all oEmbed provider URLs.
 		 *
 		 * @param string $provider URL of the oEmbed provider.
 		 * @param string $url      URL of the content to be embedded.
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 7201561e3c..d509d35c6a 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.9-alpha-41344';
+$wp_version = '4.9-alpha-41345';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.