Often, people who issue threats are betraying the precarity of their own position.
As a major potential F-35 customer, a lack of or continued postponement a Canadian order likely increases the cost of the F-35 for other customers, perhaps prohibitively. This could be terminal to the program as it would also impact US orders.
More to the point, Canadians generally find naked threats terribly impolite. It's ingrained in our national mythology. We are not keen to cooperate with rude people. Trudeau has an out here.
The Canadian military is conditioned by definition to respond to threats with aggression.
Boeing, Dassault, or Saab will see this as an opportunity to sweeten an offer.
I'm not sure Lockmart really did itself a favour.