GPU process startup does not have release logging It is hard to know if the messages are not responded because the GPUP is not processing them or because the UI process is not establishing the GPU process
<rdar://problem/111501591>
Pull request: https://github.com/WebKit/WebKit/pull/15398
Committed 265644@main (8cdb27dae2a9): <https://commits.webkit.org/265644@main> Reviewed commits have been landed. Closing PR #15398 and removing active labels.