If a workRequest exists, don't cancel it and start an new request. It's
ok to just do nothing if the request exists because a new call to
redoPlacement will be triggered after the existing request finishes.
this fixes a regression in e44db93f1c
If a workRequest exists, don't cancel it and start an new request. It's
ok to just do nothing if the request exists because a new call to
redoPlacement will be triggered after the existing request finishes.
this fixes a regression in e44db93f1c