Ilya Nikolaevskiy 9665b7d101 Revert "Launch external ref control for vp9 encoder"
This reverts commit 9427b51d6ff50af73c217cb725b1c59b9d701796.

Reason for revert: Breaks downstream tests

Original change's description:
> Launch external ref control for vp9 encoder
> 
> Change field trial condition to killswitch instead.
> 
> Finch trial is going to 100% public today.
> 
> Bug: chromium:1027108,webrtc:11319
> Change-Id: I29494a7c8515a454706983dd15ae444d3f85271f
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/173752
> Reviewed-by: Sergey Silkin <ssilkin@webrtc.org>
> Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#31122}

TBR=ilnik@webrtc.org,ssilkin@webrtc.org

Change-Id: I44436febb2b646cdd350fa9afee1c3a7ea307d04
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: chromium:1027108, webrtc:11319
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/173761
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#31123}
2020-04-23 09:25:19 +00:00
..
2020-02-27 14:27:23 +00:00