Affected Version: Today's.

What steps will reproduce the problem?
1. Log in on Gerrit (webrtc-review.googlesource.com)
2. Go to https://webrtc-review.googlesource.com/c/src/+/1228

What is the expected output?
Trybots output. It is visible if not logged in, but for logged in users it doesn't seem visible.

What do you see instead?
No dry run output. Trybots button stuck greyed out with text "Dry Running..."