Drop packets received from disabled endpoint and return socket error
when trying to send data from disabled endpoint.
Bug: webrtc:10138
Change-Id: I55259d2ac47adea78b47aeb25842e63a98a405c3
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/134643
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Reviewed-by: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27973}