mshtml: Silence common invalid FIXME.

dlls/mshtml/htmldoc.c

@@ -134,6 +134,9 @@ static HRESULT WINAPI HTMLDocument_QueryInterface(IHTMLDocument2 *iface, REFIID
     }else if(IsEqualGUID(&IID_IRunnableObject, riid)) {
         TRACE("(%p)->(IID_IRunnableObject %p) returning NULL\n", This, ppvObject);
         return E_NOINTERFACE;
+    }else if(IsEqualGUID(&IID_IPersistPropertyBag, riid)) {
+        TRACE("(%p)->(IID_IPersistPropertyBag %p) returning NULL\n", This, ppvObject);
+        return E_NOINTERFACE;
     }else if(dispex_query_interface(&This->dispex, riid, ppvObject)) {
         return *ppvObject ? S_OK : E_NOINTERFACE;
     }

dlls/mshtml/tests/htmldoc.c

@@ -3720,6 +3720,11 @@ static void test_QueryInterface(IUnknown *unk)
     ok(qi == NULL, "qi=%p, ezpected NULL\n", qi);
 
     qi = (void*)0xdeadbeef;
+    hres = IUnknown_QueryInterface(unk, &IID_IPersistPropertyBag, (void**)&qi);
+    ok(hres == E_NOINTERFACE, "QueryInterface returned %08x, expected E_NOINTERFACE\n", hres);
+    ok(qi == NULL, "qi=%p, ezpected NULL\n", qi);
+
+    qi = (void*)0xdeadbeef;
     hres = IUnknown_QueryInterface(unk, &IID_UndocumentedScriptIface, (void**)&qi);
     ok(hres == E_NOINTERFACE, "QueryInterface returned %08x, expected E_NOINTERFACE\n", hres);
     ok(qi == NULL, "qi=%p, ezpected NULL\n", qi);