This CL adds a placeholder build target in preparation for an upcoming CL (https://webrtc-review.googlesource.com/c/src/+/125081). Bug: webrtc:10366 Change-Id: I5b226e01d561689acf1624e2c0bad30cc1865011 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/125560 Reviewed-by: Sam Zackrisson <saza@webrtc.org> Commit-Queue: Per Åhgren <peah@webrtc.org> Cr-Commit-Position: refs/heads/master@{#26965}