cid#1404932 useless call

Change-Id: I49d1fcdfa46d85c1a208678ea5a63069a89cc96f
diff --git a/sd/source/ui/view/viewshe2.cxx b/sd/source/ui/view/viewshe2.cxx
index c596803..a3f4f91 100644
--- a/sd/source/ui/view/viewshe2.cxx
+++ b/sd/source/ui/view/viewshe2.cxx
@@ -363,7 +363,7 @@ long ViewShell::GetZoom() const
{
    if (mpContentWindow)
    {
        mpContentWindow->GetZoom();
        return mpContentWindow->GetZoom();
    }

    return 0;