GitLab

Since we are no longer launching the Zenith PiP button on ChromeOS,
this CL updates the fieldtrial_testing_config.json to reflect that.

Bug: 1058771
Change-Id: I4d21021bc1db0d3ddedefd28a6c73b5c8c2fec91
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2091213Reviewed-by: Mark Pearson <mpearson@chromium.org>
Commit-Queue: Tommy Steimel <steimel@chromium.org>
Cr-Commit-Position: refs/heads/master@{#747786}