From 884fa6476ec6eb29728a5978c72edfdda59d9dba Mon Sep 17 00:00:00 2001
From: Weston Ruter <westonruter@git.wordpress.org>
Date: Thu, 2 Nov 2017 19:26:23 +0000
Subject: [PATCH] Customize: Prevent `history.replaceState()` and
 `history.pushState()` calls from causing error in customize preview before
 DOM ready.

Amends [41597].
See #39896.
Fixes #42414.


git-svn-id: https://develop.svn.wordpress.org/trunk@42108 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-includes/js/customize-preview.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/wp-includes/js/customize-preview.js b/src/wp-includes/js/customize-preview.js
index c5ea964461..684837576f 100644
--- a/src/wp-includes/js/customize-preview.js
+++ b/src/wp-includes/js/customize-preview.js
@@ -36,7 +36,7 @@
 			newQueryParams = api.utils.parseQueryString( urlParser.search.substr( 1 ) );
 
 			newQueryParams.customize_changeset_uuid = oldQueryParams.customize_changeset_uuid;
-			if ( api.settings.changeset.autosaved ) {
+			if ( oldQueryParams.customize_autosaved ) {
 				newQueryParams.customize_autosaved = 'on';
 			}
 			if ( oldQueryParams.customize_theme ) {