View source toggle is not displayed on IRC layout

[luixxiul]

Steps to reproduce

1. Enable IRC layout
2. Enable hidden events
3. Open a popular room
4. Hover a hidden event

Outcome

What did you expect?

The view source toggle should be displayed.

What happened instead?

It is not displayed.

Operating system

No response

Browser information

No response

URL for webapp

localhost

Application version

develop branch

Homeserver

No response

Will you send logs?

No