Miller has clearly chosen bankruptcy over collective bargaining to restructure the company. Delphi is using a bankruptcy judge to begin moving in the direction of Chinese wages and benefits.
Because they (Delphi) have considerable leverage at a moment of bankruptcy is not the same as saying the UAW is out of the game.
Bankruptcy is allowing airlines to emerge with a clean slate, but it's bad news for workers. Pensions will be affected, and it will mean lower wages and probably fewer jobs.
There are so many fewer moral barriers to a bankruptcy of this scale.
They're going to try to make an argument that simply cutting wages, slashing benefits, etc., is not the only way to go. Whether the bankruptcy judge buys that remains an open question.