Otherwise, if you close a document before it has been rendered
completely, the plumbing of threads and FakeSocket connections gets
confused and opening the next document hangs or runs into an assertion
failure. This typically happened for large presentations where
rendering the slide previews takes significant time.
Change-Id: I0f586bec021c4c045a129b3f179ddb3942915c58
Reviewed-on: https://gerrit.libreoffice.org/80882
Reviewed-by: Tor Lillqvist <tml@collabora.com>
Tested-by: Tor Lillqvist <tml@collabora.com>
fdb91bf15e