From 630b7fad61edab0faa86de9a5817dde5c2ba3290 Mon Sep 17 00:00:00 2001
From: crisbeto <crisbeto@abv.bg>
Date: Sat, 26 Nov 2016 12:58:26 +0100
Subject: [PATCH] fix: test failures in IE and blur element if there's no
 focusable trigger

---
 src/lib/sidenav/sidenav.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/lib/sidenav/sidenav.ts b/src/lib/sidenav/sidenav.ts
index 1926d49a66b4..aa35ac8a7d1b 100644
--- a/src/lib/sidenav/sidenav.ts
+++ b/src/lib/sidenav/sidenav.ts
@@ -119,9 +119,13 @@ export class MdSidenav implements AfterContentInit {
     });
 
     this.onClose.subscribe(() => {
-      if (this._elementFocusedBeforeSidenavWasOpened) {
+      if (this._elementFocusedBeforeSidenavWasOpened instanceof HTMLElement) {
         this._elementFocusedBeforeSidenavWasOpened.focus();
+      } else {
+        this._elementRef.nativeElement.blur();
       }
+
+      this._elementFocusedBeforeSidenavWasOpened = null;
     });
   }