1 files changed, 5 insertions, 4 deletions
diff --git a/node_modules/fbjs/lib/getDocumentScrollElement.js b/node_modules/fbjs/lib/getDocumentScrollElement.js
index cf40511b0..007b8869a 100644
--- a/node_modules/fbjs/lib/getDocumentScrollElement.js
+++ b/node_modules/fbjs/lib/getDocumentScrollElement.js
@@ -1,10 +1,8 @@
 /**
  * Copyright (c) 2013-present, Facebook, Inc.
- * All rights reserved.
  *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
  *
  * @typechecks
  */
@@ -24,6 +22,9 @@ var isWebkit = typeof navigator !== 'undefined' && navigator.userAgent.indexOf('
  */
 function getDocumentScrollElement(doc) {
   doc = doc || document;
+  if (doc.scrollingElement) {
+    return doc.scrollingElement;
+  }
   return !isWebkit && doc.compatMode === 'CSS1Compat' ? doc.documentElement : doc.body;
 }