CSS: Make sure elem.ownerDocument.defaultView is not null

Fixes gh-2866
Close gh-2867
This commit is contained in:
Todor Prikumov 2016-01-26 11:58:34 +02:00 committed by Timmy Willison
parent 5938a21466
commit ab5992e56e

View File

@ -19,7 +19,7 @@ if ( window.getComputedStyle ) {
// FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
var view = elem.ownerDocument.defaultView;
if ( !view.opener ) {
if ( !view || !view.opener ) {
view = window;
}