GitLab

Remove non-existing include path references to the old libjingle
source dir as well.

Don't update any targets to reduce complexity in landing
the switch in https://codereview.chromium.org/2022833002 first.
After that's done the target should be moved into third_party/webrtc_overrides.

BUG=webrtc:4256

Review-Url: https://codereview.chromium.org/2082473002
Cr-Commit-Position: refs/heads/master@{#400755}