From 7984f24b1fcb9cc2785d4659d877ae2aaf377ac1 Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Date: Mon, 22 Feb 2016 16:46:21 +0100
Subject: [PATCH] Fix potential crash in
 QWindowsIA2Accessible::QueryInterface().

QWindowsIA2Accessible does not implement IAccessibleRelation (found
when replacing the C-style casts by static_cast<>). Remove the
corresponding branch.

Task-number: QTBUG-50804
Change-Id: I80901634044f85e413666f34b91be2e6ad70da91
Reviewed-by: Joerg Bornemann <joerg.bornemann@theqtcompany.com>
---
 src/plugins/platforms/windows/accessible/iaccessible2.cpp | 2 --
 1 file changed, 2 deletions(-)

diff --git a/src/plugins/platforms/windows/accessible/iaccessible2.cpp b/src/plugins/platforms/windows/accessible/iaccessible2.cpp
index 9531272a07..e34c86158d 100644
--- a/src/plugins/platforms/windows/accessible/iaccessible2.cpp
+++ b/src/plugins/platforms/windows/accessible/iaccessible2.cpp
@@ -249,8 +249,6 @@ HRESULT STDMETHODCALLTYPE QWindowsIA2Accessible::QueryInterface(REFIID id, LPVOI
             //*iface = (IAccessibleHypertext*)this;
         } else if (id == IID_IAccessibleImage) {
             //*iface = (IAccessibleImage*)this;
-        } else if (id == IID_IAccessibleRelation) {
-            *iface = (IAccessibleRelation*)this;
         } else if (id == IID_IAccessibleTable) {
             //*iface = (IAccessibleTable*)this; // not supported
         } else if (id == IID_IAccessibleTable2) {