[TTS] Don't trigger Translate Cards for Model.

We mistakenly enabled the CoCa Translate Cards when the Translation
Model for Chrome Feature is enabled.  That causes a lot of trouble,
the largest being that it's now hard to evaluate whether the
Chrome Translation Model is working well for us.

BUG=952401

Change-Id: If71850ddd14ab78659e8802dae5f540acdee5ab4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1612175
Commit-Queue: Donn Denman <donnd@chromium.org>
Commit-Queue: Theresa <twellington@chromium.org>
Auto-Submit: Donn Denman <donnd@chromium.org>
Reviewed-by: Theresa <twellington@chromium.org>
Cr-Commit-Position: refs/heads/master@{#660503}
1 file changed