GitLab

Allows the connection listener to take ownership of a connection's
socket once a response has finished being written.

This is being exposed to allow the EmbeddedTestServer to act as a
CONNECT proxy tunnel for testing the IsolatedPrerender feature (see
chained CL).

Bug: 1067300
Change-Id: I47d627262f96a50b09f90a82d140456a797901c5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2148038
Commit-Queue: Robert Ogden <robertogden@chromium.org>
Reviewed-by: Tarun Bansal <tbansal@chromium.org>
Reviewed-by: Matt Menke <mmenke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#761118}