Clean up a popover host that failed to render: empties any partial content and removes the em-popover-rendering class so the host is not left permanently invisible (leaked) on early-return / error paths.
em-popover-rendering
Clean up a popover host that failed to render: empties any partial content and removes the
em-popover-renderingclass so the host is not left permanently invisible (leaked) on early-return / error paths.