GitLab

QuicChromiumPacketReader when processing probing result (aka probing reader),
may gets deleted by the QuicChromiumClientSession while the connection
stays open. This change grabs a weak_ptr before calling up to session (visitor)
and stops future reads if the reader is invalid.

Bug: 1014092
Change-Id: I4a1ccc437692b9845c2cb8bf0c6bcc1feb1b7610
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1904526Reviewed-by: Ryan Hamilton <rch@chromium.org>
Commit-Queue: Zhongyi Shi <zhongyi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#713624}