diff --git a/wp-includes/class-http.php b/wp-includes/class-http.php
index d8b703bf9c..838fbe8140 100644
--- a/wp-includes/class-http.php
+++ b/wp-includes/class-http.php
@@ -21,6 +21,10 @@
 class WP_Http {
 
 	// Aliases for HTTP response codes.
+	const HTTP_CONTINUE                   = 100;
+	const SWITCHING_PROTOCOLS             = 101;
+	const PROCESSING                      = 102;
+
 	const OK                              = 200;
 	const CREATED                         = 201;
 	const ACCEPTED                        = 202;
diff --git a/wp-includes/version.php b/wp-includes/version.php
index c6ebaae826..8d3be1a008 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-beta1-36748';
+$wp_version = '4.5-beta1-36749';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.