Use base::NoDestructor<> instead of base::Singleton<> for quic::QuicChromiumClock>.

BUG=980582

Change-Id: I59330e772cc947c09859d76f8e3353f1a1bbaa7d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1686372
Commit-Queue: Ryan Hamilton <rch@chromium.org>
Auto-Submit: Ryan Hamilton <rch@chromium.org>
Reviewed-by: Nick Harper <nharper@chromium.org>
Cr-Commit-Position: refs/heads/master@{#674303}
1 file changed