From ad04636073291e5793f39a1bc9e8f1aff1bd0e40 Mon Sep 17 00:00:00 2001
From: Roman Hotsiy <gotsijroman@gmail.com>
Date: Fri, 5 May 2017 13:07:11 +0300
Subject: [PATCH] fix: firefox and IE scroll sync after deps update

---
 lib/components/Redoc/redoc.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/components/Redoc/redoc.ts b/lib/components/Redoc/redoc.ts
index e8ed112400..303445cc61 100644
--- a/lib/components/Redoc/redoc.ts
+++ b/lib/components/Redoc/redoc.ts
@@ -78,7 +78,7 @@ export class Redoc extends BaseComponent implements OnInit {
     //parse options (top level component doesn't support inputs)
     optionsMgr.parseOptions( this.element );
     let scrollParent = detectScollParent( this.element );
-    if (scrollParent === DOM.defaultDoc().body) scrollParent = window;
+    if (scrollParent === (document.scrollingElement || document.body)) scrollParent = window;
     optionsMgr.options.$scrollParent = scrollParent;
     this.options = optionsMgr.options;
     this.lazyTasksService.allSync = !this.options.lazyRendering;