old_contents: from chainer.training.triggers import minmax_value_trigger
  
  MaxValueTrigger = minmax_value_trigger.MaxValueTrigger
  MinValueTrigger = minmax_value_trigger.MinValueTrigger
  
new_contents: from chainer.training.triggers import minmax_value_trigger
  
  MaxValueTrigger = minmax_value_trigger.MaxValueTrigger
  MinValueTrigger = minmax_value_trigger.MinValueTrigger
  
subject: Fix line endings.