RemoteRenderingBackend timeouts are inconsistent Sends use different timeout than waits. Drawing command sends are different than waits. Unless needed, the timeout should be the same for all the system.
<rdar://problem/111559663>
Pull request: https://github.com/WebKit/WebKit/pull/15441
Committed 265720@main (6e42b6fe8fff): <https://commits.webkit.org/265720@main> Reviewed commits have been landed. Closing PR #15441 and removing active labels.