Fix crash on default layout restore

Code/Sandbox/Editor/LayoutWnd.cpp

@@ -418,8 +418,9 @@ void CLayoutWnd::CreateLayout(EViewLayout layout, bool bBindViewports, EViewport
     QRect rcView = rect();
     rcView.setBottom(rcView.bottom() - m_infoBar->height());
 
+    // Ensure we delete our old view immediately so it can relinquish its backing ViewportContext
     if (m_maximizedView)
-        m_maximizedView->deleteLater();
+        delete m_maximizedView;
 
     m_maximizedView = new CLayoutViewPane(this);
     m_maximizedView->SetId(0);