[PATCH 2/2] mshtml: Fix NULL offset parent handling in IHTMLElement::get_offsetParent.

[Jacek Caban]

From: Dmitry Kislyuk <dimaki(a)rocketmail.com>

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=50875
Signed-off-by: Dmitry Kislyuk <dimaki(a)rocketmail.com>
Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  dlls/mshtml/htmlelem.c  |  2 +-
  dlls/mshtml/tests/dom.c | 15 +++++++++++----
  2 files changed, 12 insertions(+), 5 deletions(-)