From 4efad17a9ffc1be95663b1c6cc84c16fb7830d89 Mon Sep 17 00:00:00 2001
From: Jacek Caban <jacek@codeweavers.com>
Date: Mon, 29 Mar 2021 12:05:20 +0200
Subject: [PATCH] mshtml: Support DispHTMLHeadElement interface.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=50492
Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/mshtml/htmlhead.c  | 2 ++
 dlls/mshtml/tests/dom.c | 1 +
 2 files changed, 3 insertions(+)

diff --git a/dlls/mshtml/htmlhead.c b/dlls/mshtml/htmlhead.c
index 879eca424ae..5dbf8d6b6bd 100644
--- a/dlls/mshtml/htmlhead.c
+++ b/dlls/mshtml/htmlhead.c
@@ -719,6 +719,8 @@ static HRESULT HTMLHeadElement_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
 
     if(IsEqualGUID(&IID_IHTMLHeadElement, riid))
         *ppv = &This->IHTMLHeadElement_iface;
+    else if(IsEqualGUID(&DIID_DispHTMLHeadElement, riid))
+        *ppv = &This->IHTMLHeadElement_iface;
     else
         return HTMLElement_QI(&This->element.node, riid, ppv);
 
diff --git a/dlls/mshtml/tests/dom.c b/dlls/mshtml/tests/dom.c
index e2d861d7239..a6ca66a2885 100644
--- a/dlls/mshtml/tests/dom.c
+++ b/dlls/mshtml/tests/dom.c
@@ -375,6 +375,7 @@ static const IID * const html_iids[] = {
 static const IID * const head_iids[] = {
     ELEM_IFACES,
     &IID_IHTMLHeadElement,
+    &DIID_DispHTMLHeadElement,
     &IID_IConnectionPointContainer,
     NULL
 };