This moves rms_level.* into a separate build target. Bug: webrtc:11226 Change-Id: I94ceacd1ec65dda48f5d19b22ba2625d13543e08 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/170323 Reviewed-by: Per Åhgren <peah@webrtc.org> Commit-Queue: Sam Zackrisson <saza@webrtc.org> Cr-Commit-Position: refs/heads/master@{#30856}