FileReader::enqueueTask should validate that its context is not stopped before executing the task
<rdar://problem/74753571>
Created attachment 421644 [details] Patch
Created attachment 421650 [details] Patch
Ping review
Committed r273881: <https://commits.webkit.org/r273881> All reviewed patches have been landed. Closing bug and clearing flags on attachment 421650 [details].