Feed the Machine shows Chad Kroeger hasn’t lost his edge since his 2015 vocal-cord surgery. Kroeger and his band strip laptop emperors of their clothes on “Must Be Nice,” invoking nursery rhymes and Dr. Seuss. False prophets find a similar dressing down on the title track. “Silent Majority” shows the power in numbers and “Song on Fire” adds another cavernous Nickelback ballad to their trophy case.