tdf#91971: Add the menubar size to the height computation too.

Change-Id: Ic03dc9e811df624ca492cd2688a30a1e07fe6496
diff --git a/sfx2/source/dialog/backingwindow.cxx b/sfx2/source/dialog/backingwindow.cxx
index 12a77f0..c81c18f 100644
--- a/sfx2/source/dialog/backingwindow.cxx
+++ b/sfx2/source/dialog/backingwindow.cxx
@@ -338,8 +338,18 @@ void BackingWindow::initControls()

    Resize();

    // compute the menubar height
    sal_Int32 nMenuHeight = 0;
    SystemWindow* pSystemWindow = GetSystemWindow();
    if (pSystemWindow)
    {
        MenuBar* pMenuBar = pSystemWindow->GetMenuBar();
        if (pMenuBar)
            nMenuHeight = pMenuBar->ImplGetWindow()->GetOutputSizePixel().Height();
    }

    set_width_request(mpAllRecentThumbnails->get_width_request() + mpAllButtonsBox->GetOptimalSize().Width());
    set_height_request(mpAllButtonsBox->GetOptimalSize().Height());
    set_height_request(nMenuHeight + mpAllButtonsBox->GetOptimalSize().Height());
}

void BackingWindow::initializeLocalView()