That's kind of inconvenient. Now, they get to turn around and start negotiating for a JCBA to cover employees for both sides of the merger. Could turn a negotiator into a drinking man.
But, then you are right. The company already knew they were going to FCFS. Odd, that issue didn't come up during negotiations. Suggests that the company had already found a loophole that would relieve them of the burden of living up to your contract specification for DOH boarding. (In case the union grieved the issue.)
Paranoid? Moi? How could you say such a thing?