Try to recover when receiving unexpected transitionReady

Basically, since everywhere else in the system tends to
propagate bad states, we have to also do the same. This
basically tries to just handle a transition even if it
wasn't told about it beforehand.

Bug: 278781290
Test: This is replacing a crash, so N/A
Change-Id: Ib367976ae21b97fe726abd9edd399cc18da0742d