Replace AudioReceiveStream::Config with rtclog::StreamConfig.

BUG=webrtc:7538

Review-Url: https://codereview.webrtc.org/2851303007
Cr-Original-Commit-Position: refs/heads/master@{#18223}
Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: ac8f52de7030bad3017f20f7c23d761ef0aeba68
12 files changed