The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c

commit 16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c
Author: John Abd-El-Malek <jam@chromium.org>
Date: Thu Oct 04 19:34:08 2018

Handle network process crashes in WebRTC.

While existing connections are lost, we should be able to start new ones from a renderer that experienced a network process crash.

Bug:  891927 
Change-Id: I2a3f997274b1b22cfd0b6a9b5ff7e5a824dab64a
Reviewed-on: https://chromium-review.googlesource.com/c/1260363
Reviewed-by: Sergey Ulanov <sergeyu@chromium.org>
Commit-Queue: John Abd-El-Malek <jam@chromium.org>
Cr-Commit-Position: refs/heads/master@{#596806}
[modify] https://crrev.com/16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c/content/browser/renderer_host/p2p/socket_dispatcher_host.cc
[modify] https://crrev.com/16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c/content/browser/webrtc/webrtc_browsertest.cc
[modify] https://crrev.com/16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c/content/browser/webrtc/webrtc_content_browsertest_base.cc
[modify] https://crrev.com/16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c/content/renderer/p2p/host_address_request.cc
[modify] https://crrev.com/16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c/content/renderer/p2p/socket_client_impl.cc
[modify] https://crrev.com/16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c/content/renderer/p2p/socket_dispatcher.cc
[modify] https://crrev.com/16f8cecbeeed01a1adf99c9ad2ee7a9c42144c9c/content/renderer/p2p/socket_dispatcher.h