I learned only a few hours back that entire Servo team was let go by Mozilla [1] and the project is now a part of Linux Foundation. So, I think, Servo has no direct/indirect ties to Mozilla/Google any more.

[1] https://en.wikipedia.org/wiki/Servo_(software)#cite_note-202...

Nope! Servo is no longer a Mozilla project. Development has been taken over by Igalia.