tree a1ece51a6557ff3f2576f59b4296725824f61d04
parent 67a2b6e8a55e6df8ad66ae7b198bfea40d0dba01
author bnc <bnc@google.com> 1614778481 -0800
committer Copybara-Service <copybara-worker@google.com> 1614778533 -0800

Add log to help debug GOAWAY issue.

Log previous and current stream ID to help identify if
QuicSpdySession::SendHttp3GoAway() is called multiple times, or it is called
after QuicSpdySession::BeforeConnectionCloseSent().
PiperOrigin-RevId: 360647990
Change-Id: I6137c2c0bd0fcfeda175787729e21de6cefc4a3e