Changed back inline/const things

wxTabCtrl must have WS_CHILD window style
small access.cpp tweaks (call QueryInterface)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19235 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/ole/access.cpp

@@ -594,8 +594,11 @@ STDMETHODIMP wxIAccessible::get_accChild ( VARIANT varChildID, IDispatch** ppDis
             wxIAccessible* objectIA = child->GetIAccessible();
             if (!objectIA)
                 return E_FAIL;
-            *ppDispChild = objectIA;
-            objectIA->AddRef();
+
+	        if (objectIA->QueryInterface(IID_IDispatch, (LPVOID*) ppDispChild) != S_OK)
+	            return E_FAIL;
+            
+            (*ppDispChild)->AddRef();
             return S_OK;
         }
         else